RAFT's pre-packaged Activity Kits contain the materials needed to
complete RAFT's most popular hands-on projects!

A detailed Idea Sheet is provided with each Activity Kit. The Idea Sheet includes a materials list, step-by-step assembly instructions, things to do and notice, the concept behind the activity, and pointers to other resources.

Each Activity Kit is aligned to national curriculum standards and can be used with any textbook or lesson plan. Pick a location and check out which Activity Kits are currently in stock::


Activity Kits Currently In Stock at

  • Abacus Variations

    This easily created version of an abacus can teach place value and show how different cultures calculate. Abaci can even be based on math systems other than base 10!

    Grade Range: 1 - 8
    Students Served: Kit for 20
    Quantity Available: 31


  • Above & Below Zero Game!

    Add positive and negative numbers on a vertical number line.

    Grade Range: 4 - 8
    Students Served:
    Quantity Available: 291


  • Absolutely Valuable Game!

    In this fast-paced game of addition, students discover that the "absolute value" of a number is simply its distance from zero on a number line.

    Grade Range: 5 - 9
    Students Served:
    Quantity Available: 27


  • Add It Up

    This simple hands-on activity helps students master important addition facts and become strategic problem-solvers!

    Grade Range: K - 4
    Students Served:
    Quantity Available: 18


  • Advanced Mathematical Dream Catchers

    Native American Indian culture and mathematical concepts combine to make dream catchers. This activity leads to higher mathematical investigations, including properties of circles and modular star polygons.

    Grade Range: 6 - 9
    Students Served:
    Quantity Available: 42


  • Advanced Mathematical Dream Catchers

    Native American Indian culture and mathematical concepts combine to make dream catchers. This activity leads to higher mathematical investigations, including properties of circles and modular star polygons.

    Grade Range: 6 - 9
    Students Served:
    Quantity Available: 29


  • Ample Samples

    Get a statistical snapshot of a population using simplified versions of the random, systematic, and stratified sampling techniques commonly used by researchers around the world!

    Grade Range: 6 - 12
    Students Served:
    Quantity Available: 35


  • Anamorphic Art

    In this unique interdisciplinary activity, students use science, math, and art skills to create a drawing on a curved grid. The coordinates used for the drawing on the curved grid are the same as they would be for a square grid. This anamorphic drawing appears distorted from the original and can be difficult to recognize... until it is viewed with a cylindrical mirror! A recognizable image "magically" appears when science, math, and art are mixed together.

    Grade Range: 3 - 12
    Students Served: 10
    Quantity Available: 40


  • Anamorphic Art

    In this unique interdisciplinary activity, students use science, math, and art skills to create a drawing on a curved grid. The coordinates used for the drawing on the curved grid are the same as they would be for a square grid. This anamorphic drawing appears distorted from the original and can be difficult to recognize... until it is viewed with a cylindrical mirror! A recognizable image "magically" appears when science, math, and art are mixed together.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 123


  • Aquatic Quadratics!

    Graph a curve and derive a quadratic model from experimental data in this wet and wonderful activity that demonstrates how math and science flow together!

    Grade Range: 8 - 12
    Students Served:
    Quantity Available: 28


  • Area Antics

    This popular activity plays like the card game "War", but with a new twist. Players estimate, and then measure, the area of shapes by covering them with centimeter blocks. With practice, they internalize the concept of area and learn to estimate it. This activity can also be used to learn about perimeter. Adding more layers of blocks introduces the concept of volume.

    Grade Range: 3 - 7
    Students Served: 2
    Quantity Available: 36


  • Back in the Groove

    This is a great activity for investigating sound. It might just be a history lesson about records for your students; and you can tell them, "No, this will not work with CDs."

    Grade Range: 2 - 12
    Students Served: Kit for 20
    Quantity Available: 27


  • Binary Dots

    Counting in binary is quite straightforward and makes for an interesting and compelling activity for any student who can do simple addition. This uncomplicated game creates an opportunity to practice counting in binary. It reinforces understanding of place value and can be extended into a discussion of other bases and number systems.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 27


  • Black and White Makes Color

    Spin a CD with a Benham's Disk pattern on top and observe an interesting optical effect. The black and white pattern on the disk creates a mysterious illusion of color! This illusion provides valuable insights into how our eyes and brain perceive color.

    Grade Range: 3 - 12
    Students Served: 10
    Quantity Available: 54


  • Black and White Makes Color

    Spin a CD with a Benham's Disk pattern on top and observe an interesting optical effect. The black and white pattern on the disk creates a mysterious illusion of color! This illusion provides valuable insights into how our eyes and brain perceive color.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 95


  • Breadboard Circuits

    Provide students with opportunities to create a basic circuit, build a portable version, and explore parallel and series circuits!

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 20


  • Breadboard Circuits

    Provide students with opportunities to create a basic circuit, build a portable version, and explore parallel and series circuits!

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 36


  • Brewing Coffee Mixtures

    Use Algebra to figure out the price to charge for a one pound bag of mixed coffee beans.

    Grade Range: 6 - 9
    Students Served:
    Quantity Available: 42


  • Buzz Off

    Give this little noisemaker a whirl to learn about the effects of air passing over a taut rubber band. As it vibrates, the rubber band can generate a surprising range of deep rumbling tones. How can the pitch be changed? Experiment to find the answer!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 64


  • Buzz Off

    Give this little noisemaker a whirl to learn about the effects of air passing over a taut rubber band. As it vibrates, the rubber band can generate a surprising range of deep rumbling tones. How can the pitch be changed? Experiment to find the answer!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 60


  • Cap Maracas

    Explore rhythms using these simple maracas in an activity that appeals to both auditory and kinesthetic learners.

    Grade Range: PK - 4
    Students Served: Kit for 20
    Quantity Available: 38


  • Car on a Roll

    Model cars teach students about motion along inclined planes, friction, gravity, momentum, and potential vs. kinetic energy. The models do not need to be complex in design. These model cars consist of a simple chassis and a straw-based axle system (simple machine) that produces minimal friction and allows the cars to roll with little energy input, making them ideal learning tools for students of all ages.

    Grade Range: K - 12
    Students Served:
    Quantity Available: 27


  • Car on a Roll

    Model cars teach students about motion along inclined planes, friction, gravity, momentum, and potential vs. kinetic energy. The models do not need to be complex in design. These model cars consist of a simple chassis and a straw-based axle system (simple machine) that produces minimal friction and allows the cars to roll with little energy input, making them ideal learning tools for students of all ages.

    Grade Range: K - 12
    Students Served:
    Quantity Available: 84


  • Catch a Falling Ring

    Strengthen observational skills, build persistence, and provide the joy of discovery as students work to find a way to cause a falling ring to end up tied to a loop of chain.

    Grade Range: 4 - 12
    Students Served: Kit for 20
    Quantity Available: 33


  • Centimeter Sam

    This game gives students practice measuring in centimeters. This game can also be used for estimating length.

    Grade Range: K - 6
    Students Served: Kit for 20
    Quantity Available: 64


  • Centimeter Sam

    This game gives students practice measuring in centimeters. This game can also be used for estimating length.

    Grade Range: K - 6
    Students Served:
    Quantity Available: 64


  • Circle Game

    A board game that can teach whatever you choose!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 381


  • Colors of Light

    White light is actually a combination of different colors. This easy-to-build spectroscope creates a rainbow pattern (spectrum) by separating incoming light into its component colors. The interesting patterns it displays can be used to identify different sources of light. Experiment with a variety of colored filters and see how the images change!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 44


  • Colors of Light

    White light is actually a combination of different colors. This easy-to-build spectroscope creates a rainbow pattern (spectrum) by separating incoming light into its component colors. The interesting patterns it displays can be used to identify different sources of light. Experiment with a variety of colored filters and see how the images change!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 71


  • Connect Three

    Playing this game students will learn about Cartesian coordinates, linear equations, slope, and intercepts in a fun way.

    Grade Range: 5 - 8
    Students Served: Kit for 4
    Quantity Available: 27


  • Critter Capsule

    Build student curiosity about motion, center of mass, and inertia with this fun activity! Use this activity as a tool to discuss the characteristics of living organisms. The reason for the capsule's tumbling motion is concealed by the foil which adds to its "mysterious" nature and provides an opportunity to practice observation and science process skills.

    Grade Range: K - 8
    Students Served:
    Quantity Available: 48


  • Dive into Square Pools

    "Build" increasingly larger square pools with a single tile border to look for patterns in the number of tiles needed. Develop a general tile formula for any size square pool.

    Grade Range: 6 - 12
    Students Served:
    Quantity Available: 51


  • Earphone in a Lid

    Create a working earphone by combining cup lids, a magnet, and a coil of magnet wire. The activity can be done as a step-by-step assembly or as a design exploration. Attach to a sound source and hear music from a couple of cup lids!

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 29


  • Egg Drop

    Students build a "vehicle" designed to prevent a dropped egg from breaking. In the process, they discover that combining simple materials with a little creative thinking and teamwork will reveal many ways to solve this intriguing challenge!

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 21


  • Energy Game

    As they play the Energy Game, young students will start to think about their own energy choices. Older players will discover that the game is intriguing and involves quite a bit of strategy.

    Grade Range: 4 - 8
    Students Served:
    Quantity Available: 34


  • Envelope Gift Bag

    Students will have a great time decorating scrap envelopes to create these wonderful gift bags. Use them for Valentine's Day, birthdays, or any other holidays you choose.

    Grade Range: 2 - 6
    Students Served: Kit for 20
    Quantity Available: 44


  • Evolution by Natural Selection

    Simulate evolution with some colorful "critters" and carnivorous "beaky birds". Simulations are helpful to demonstrate processes like evolution that take place over many years. Observe how adaptations such as camouflage help organisms survive and pass on traits to offspring. Recognize evolution happening simultaneously in both the predator and prey (bird and critter) populations.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 35


  • File Folder Weaving

    Like so many traditional tasks, weaving can be much more difficult and challenging than many people realize. Teachers can use weaving activities in a classroom to teach patterns, scientific method, observation skills and history.

    Grade Range: K - 8
    Students Served: Kit for 20
    Quantity Available: 23


  • Flip Over Fractions!

    In this colorful activity, players use "bricks" to build "fraction walls". In the process, they master equivalent fractions and gain problem-solving and creative thinking skills. This activity can be used by individual students, or turned into exciting opportunities for teamwork and competition!

    Grade Range: 2 - 8
    Students Served:
    Quantity Available: 30


  • Floating Compass

    The floating compass is a useful tool for detecting the magnetic fields of magnets and of the Earth. Make a simple compass with a magnetized needle that demonstrates the properties of magnetic materials and shows that magnets have north and south poles. Using the floating compass provides a visual example of how like poles repel each other.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 46


  • Floating Garden of Magnets

    Magnets floating in water move easily and adjust their position based on changes in the number and location of other magnets around them. Beautiful designs emerge as magnets float to find their positions in the pattern. This activity demonstrates the effects of magnetic fields and also illustrates how crystal molecules form.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 18


  • Foil Art

    Explore an art technique where everyone - both children and adults - can be successful. The color pulled from new or used printing foils can create striking patterns for making cards, bookmarks, and other art projects.

    Grade Range: K - 8
    Students Served:
    Quantity Available: 97


  • Folded Flutterbys

    Children will develop finger dexterity and eye-hand co-ordination as they create brightly colored butterflies to hang from a string or mobile. Reinforce the concept of the diagonal while accordion folding a square from corner to diagonal corner.

    Grade Range: PK - 4
    Students Served: Kit for 20
    Quantity Available: 81


  • Folder Boxes

    Don't throw away those used folders or greeting cards! They can be used to teach math. And the end result is a really great box that students absolutely love!

    Grade Range: 4 - 12
    Students Served: Kit for 20
    Quantity Available: 28


  • Frack Jack

    Games are wonderful tools for teaching and motivating students! Frack Jack helps students of all ages master equivalent fractions and become skilled at estimating what portion of a circle is filled by any collection of fractional wedges.

    Grade Range: 2 - 8
    Students Served:
    Quantity Available: 34


  • Fraction Race!

    Roll dice, match equivalent fractions, and race bead "cars" across chenille stem "roads"! The first to race all cars to the finish line is the winner!

    Grade Range: 2 - 6
    Students Served: Kit for 20
    Quantity Available: 35


  • Freaky Fractals

    A fractal is an amazing geometric pattern which, when viewed closely, shows itself to be constructed of ever-smaller parts similar to the original. Fractal patterns are everywhere: trees, shells, leaves, ferns, flowers, vegetables, rivers, coastlines, mountains, geologic faults, planetary orbits, circulatory systems, music, clouds, weather, and even lightning bolts!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 29


  • Give and Take

    Practice regrouping/ trading "tens" and "ones" while playing this game.

    Grade Range: K - 3
    Students Served: Kit for 20
    Quantity Available: 71


  • Glove-a-Phone

    How can a plastic glove, a straw, and a tube be combined to make a "musical" instrument? Build a Glove-a-Phone to discover one way to accomplish this feat. Once you learn the proper technique, your Glove-a-Phone can be heard a surprisingly long way off! How is the sound produced? Careful observation is needed to answer that question.

    Grade Range: K - 8
    Students Served:
    Quantity Available: 51


  • Grapes of Math!

    Locate the most values satisfying two mathematical conditions in a Venn Diagram scenario to gain a reward "grape". The player with the most grapes wins!

    Grade Range: 3 - 9
    Students Served:
    Quantity Available: 32


  • Gravity Defying Frog

    Move the center of gravity of a paper frog to create a gravity defying illusion! How can the frog spin around with most of its body suspended in mid-air? Use moveable weights to discover what forces are needed to keep the frog balanced on its head. Conceal the weights to heighten the mystery!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 46


  • Happy Trails Mix

    Mix a healthy amount of different ingredients into a bag of trail mix that sells for a set price!

    Grade Range: 6 - 9
    Students Served:
    Quantity Available: 42


  • Hawaiian Yarn Leis

    Students will enjoy creating these fun yarn leis! Use them in a unit on Hawaii, wearable art, Island cultures, or even as a great addition to the "dress up" trunk.

    Grade Range: K - 8
    Students Served: Kit for 20
    Quantity Available: 17


  • Hovercraft

    Explore how a hovercraft can glide smoothly along by constructing this quick-to-assemble four-piece model. Once the hovercraft is built, test it on any smooth, flat surface.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 54


  • Hovercraft

    Explore how a hovercraft can glide smoothly along by constructing this quick-to-assemble four-piece model. Once the hovercraft is built, test it on any smooth, flat surface.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 101


  • Kaleidoscope Explorations

    This pair of simple-to-make kaleidoscopes is perfect for exploring symmetry, simple geometry, and the science of light and reflections.

    Grade Range: K - 8
    Students Served: 10
    Quantity Available: 28


  • Kumihimo

    This simplified version of an ancient braiding technique ties together art, history, and mathematical patterns in a fun activity suitable for all ages.

    Grade Range: K - 7
    Students Served:
    Quantity Available: 51


  • Kumihimo

    This simplified version of an ancient braiding technique ties together art, history, and mathematical patterns in a fun activity suitable for all ages.

    Grade Range: K - 7
    Students Served:
    Quantity Available: 28


  • Lace it Up

    Young learners will enjoy practicing different patterns with sewing cards and cord.

    Grade Range: PK - 2
    Students Served: Kit for 20
    Quantity Available: 37


  • Leaf Mixture Chromatography

    Photosynthesis is the process by which green plants combine carbon dioxide, water, and solar energy to create sugars for support and for food, releasing oxygen as a by-product. This activity reveals the pigments in leaves that enable plants to harness the Sun's energy, and gives students valuable hands-on experience using a common laboratory technique.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 23


  • Leftover Quilt Patches

    Fill quilts with an equal number of colorful square patches. Any leftover patches are kept, and the winner is the player with the most leftovers at the end of the game!

    Grade Range: 2 - 6
    Students Served:
    Quantity Available: 73


  • Leonardo's Arched Bridge

    Make a self-supporting bridge designed by Leonardo da Vinci. Be amazed by the ingenious simplicity of his creation! Use Leonardo's idea to inspire a student design challenge.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 40


  • Magnetic Perturbations

    Explore the interactions of magnetic fields as a swinging magnet weaves an intricate path influenced by the variable placement of other magnets on a coordinate grid.

    Grade Range: 3 - 12
    Students Served: Kit for 20
    Quantity Available: 19


  • Making Mountain Models

    This modeling activity can be used to teach topographic map-reading skills. Students draw a fictitious topographic map, and then build the mountain represented by the map's contour lines.

    Grade Range: 2 - 12
    Students Served: Kit for 20
    Quantity Available: 52


  • Match My Part

    Match Equivalent Fractions, Decimals, Percents, and 100's charts in this fast-paced game! Playing this game reinforces recognizing different forms of equivalent numbers and parts of a whole.

    Grade Range: 3 - 8
    Students Served:
    Quantity Available: 60


  • Mathematical Dream Catchers

    Combine traditional Native American culture and modern mathematical concepts to explore geometric shapes and patterns!

    Grade Range: 1 - 5
    Students Served:
    Quantity Available: 96


  • Mathematical Dream Catchers

    Combine traditional Native American culture and modern mathematical concepts to explore geometric shapes and patterns!

    Grade Range: 1 - 5
    Students Served:
    Quantity Available: 32


  • Mind Mixer

    Students strengthen observation and classification skills as they sort cats and mice.

    Grade Range: K - 3
    Students Served: Kit for 20
    Quantity Available: 185


  • Mini Magnet Wands

    Magnetism is a fascinating phenomenon for students. This simple yet effective activity provides a practical method for teaching students how to find and label the magnetic poles on a magnet, identify magnetic materials, understand the difference between geographic and magnetic poles. Mini Magnet Wands can also be used to understand compasses.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 158


  • Mixing it Up

    A simple game to improve observation and memory skills.

    Grade Range: K - 6
    Students Served: Kit for 20
    Quantity Available: 35


  • Modeling DNA

    This simplified DNA model uses beads and chenille stems (pipe cleaners) to represent nucleotide components. DNA is the fundamental hereditary material for all living organisms. The structure of DNA (deoxyribonucleic acid) was understood only after years of scientific research. Although simple in structure, DNA carries the code for all the complexities of life.

    Grade Range: 7 - 12
    Students Served:
    Quantity Available: 79


  • Modeling DNA

    This simplified DNA model uses beads and chenille stems (pipe cleaners) to represent nucleotide components. DNA is the fundamental hereditary material for all living organisms. The structure of DNA (deoxyribonucleic acid) was understood only after years of scientific research. Although simple in structure, DNA carries the code for all the complexities of life.

    Grade Range: 7 - 12
    Students Served:
    Quantity Available: 106


  • Motorized Shake Table

    Build a simple structure on the shake table, start the motor, and watch the action! Will your building design survive the "earthquake"?

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 27


  • Mysterious Magnetic Movements

    A variety of scientific and gravity "defying" demonstrations can be done by combining pill and ring magnets in unique ways to create a multipurpose demo unit.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 68


  • Nine Men's Morris

    If this historic "three-in-a-row" strategy game seems familiar, it's because Nine Men's Morris is Tic-tac-toe taken to the next level! Use it to teach logic and problem-solving.

    Grade Range: 3 - 8
    Students Served:
    Quantity Available: 77


  • Pi Day Pin Demo

    This fun math project encodes the first digits of Pi into a pin that reinforces the famous ratio of a circle's circumference to its diameter!

    Grade Range: 4 - 12
    Students Served: 1 Student
    Quantity Available: 50


  • Place Your Number Value

    This fast-paced game reinforces place value, rounding, and comparison of number values! It may be customized to include decimals, fractions, and/or negative numbers.

    Grade Range: 1 - 8
    Students Served:
    Quantity Available: 28


  • Polygon Pursuit

    This fun hands-on game reinforces recognition of several geometrical attributes such as polygonal shape, angular measurement, & symmetry.

    Grade Range: 5 - 8
    Students Served:
    Quantity Available: 37


  • Polynomial Pancakes!

    Flip over a stack of mathematical "pancakes" made of equivalent versions of first, second, and third degree polynomials!

    Grade Range: 7 - 12
    Students Served: 2 Players
    Quantity Available: 57


  • Pop goes the Mountain

    Develop students' topographic map reading skills while making models showing the powerful effect of a volcanic eruption!

    Grade Range: 4 - 12
    Students Served: Kit for 20
    Quantity Available: 52


  • Puff Rocket

    Hypothesize, experiment, collect data and analyze forces and motion with a straw "rocket" and an easily made launcher. The stronger the force, the farther and higher the rocket flies!

    Grade Range: K - 12
    Students Served: 12
    Quantity Available: 62


  • Puff Rocket

    Hypothesize, experiment, collect data and analyze forces and motion with a straw "rocket" and an easily made launcher. The stronger the force, the farther and higher the rocket flies!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 69


  • Retractor Car

    With a little creativity, the potential energy stored in a common badge retractor can run a fun little vehicle. Take this idea and run with it!

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 20


  • Retractor Car

    With a little creativity, the potential energy stored in a common badge retractor can run a fun little vehicle. Take this idea and run with it!

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 27


  • Rollback Can

    A rolling can returns to its starting point on its own!? The Rollback Can provides an interesting example of energy transfer and storage.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 24


  • Rollback Can

    A rolling can returns to its starting point on its own!? The Rollback Can provides an interesting example of energy transfer and storage.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 29


  • Roller Coaster Math

    What does math have to do with thrilling roller coaster rides? How high does a coaster need to be to successfully navigate through a loop and on to the end of the track? How is the speed of the coaster related to the height of the coaster's starting position?

    Grade Range: 6 - 12
    Students Served:
    Quantity Available: 27


  • Roller Racer

    Enjoy the hands-on experience of building and using the Roller Racer, a modern variation of an old favorite. Explore the application of simple machines and energy conversion and investigate how changes in stored energy can affect performance.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 24


  • Roller Racer

    Enjoy the hands-on experience of building and using the Roller Racer, a modern variation of an old favorite. Explore the application of simple machines and energy conversion and investigate how changes in stored energy can affect performance.

    Grade Range: 2 - 12
    Students Served:
    Quantity Available: 67


  • Salmon You Can Count On

    Estimating the size of a population of animals, like salmon, is very challenging. The "tag and recapture" technique provides surprisingly accurate results. Simulate this sampling process using colored disks to represent salmon. Use proportions to predict the total population from the distribution of tagged fish found in "captured" samples.

    Grade Range: 6 - 12
    Students Served:
    Quantity Available: 49


  • Scalloped Circle String Art

    Use colored string and simple cardboard shapes to create artistic designs based on intriguing mathematical patterns. Every pattern has infinite possibilities! String art is fun for all ages - to fix a mistake or try a new approach, just unwind the string!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 118


  • Scalloped Circle String Art

    Use colored string and simple cardboard shapes to create artistic designs based on intriguing mathematical patterns. Every pattern has infinite possibilities! String art is fun for all ages - to fix a mistake or try a new approach, just unwind the string!

    Grade Range: K - 12
    Students Served:
    Quantity Available: 72


  • Shake Table

    Building in earthquake country can be a tricky business. Architects and engineers run simulations using models and shake tables to test the integrity of buildings and determine necessary reinforcements. In this activity, students use a very simple, non-motorized shake table to test their structures.

    Grade Range: 4 - 12
    Students Served: Kit for 20
    Quantity Available: 28


  • Shake Your Butter

    No need for a huge churn to observe wonderful and tasty changes.

    Grade Range: K - 8
    Students Served: Kit for 20
    Quantity Available: 42


  • Shape Up with Algebra

    Using centimeter cubes, build successive shapes based on a geometric pattern. Compare the shapes at successive stages to find an algebraic functional relationship.

    Grade Range: 6 - 8
    Students Served:
    Quantity Available: 51


  • Simple Stethoscope

    Listening to the heart is a practical way to teach students about how the heart pumps blood through the circulatory system. The sounds of the beats provide information on heart valves, heart rate, and they reveal the relationship between circulation and respiration. This simple device allows students to appreciate the importance of the stethoscope in medicine and the study of human biology.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 47


  • Simple Stethoscope

    Listening to the heart is a practical way to teach students about how the heart pumps blood through the circulatory system. The sounds of the beats provide information on heart valves, heart rate, and they reveal the relationship between circulation and respiration. This simple device allows students to appreciate the importance of the stethoscope in medicine and the study of human biology.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 61


  • Simple Telescope

    See how convex and concave lenses can be combined to magnify far-away objects.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 32


  • Solar Collector

    The Sun provides a daily source of free and non-polluting energy that can be collected and converted. Concentrate sunlight using a reflective collector and explore heating and "cooking" foods and other materials.

    Grade Range: 3 - 12
    Students Served:
    Quantity Available: 21


  • Solar Jitterbug

    Create and decorate a "critter" whose moves are powered by sunlight. To vary the critter's movements explore making changes to the swinging "proboscis".

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 28


  • Speaker in a Cup

    Get music out of a plastic cup! Create a working speaker by combining a cup, lid, magnet, washer, nuts, and a machine screw with a coil of magnet wire. The activity can be done as a step-by-step assembly or as a Design Challenge.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 47


  • Spectrum Bracelet

    Students can quickly and easily construct this bracelet to help them remember both the visible and invisible components of the electromagnetic spectrum.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 19


  • Spectrum Bracelet

    Students can quickly and easily construct this bracelet to help them remember both the visible and invisible components of the electromagnetic spectrum.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 99


  • Spinner on a Media Tray

    A spinner created from 1 or 2 media trays allows the "fields", located below the spinner, to be changed so the spinner can be used for many games and activities.

    Grade Range: K - 12
    Students Served: Kit for 20
    Quantity Available: 100


  • Staple Remover Catapult Demo

    Students can build and manipulate these scale model catapults to learn about motion, the history of science and technology, and the scientific method.

    Grade Range: 2 - 8
    Students Served: 1 Student
    Quantity Available: 56


  • Static Merry-go-round

    This unique adaptation of the world's first electric motor lets students create spinning motion using only hand-generated static electric charges.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 89


  • Static Merry-go-round

    This unique adaptation of the world's first electric motor lets students create spinning motion using only hand-generated static electric charges.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 55


  • Strawberry DNA Illustrated

    Use ordinary dish soap, salt, and isopropyl alcohol to extract DNA from strawberries. Just follow the illustrated guide. No special skills or equipment required.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 50


  • Strawberry DNA Illustrated

    Use ordinary dish soap, salt, and isopropyl alcohol to extract DNA from strawberries. Just follow the illustrated guide. No special skills or equipment required.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 80


  • Tangram Tactics!

    Tangrams not only make interesting pictures, but when described mathematically, they reveal geometric fractions, decimals, and percents!

    Grade Range: 3 - 8
    Students Served: Kit for 20
    Quantity Available: 54


  • Taxi

    Move 42 spaces in 1 turn?! No problem for a fast-moving Taxi. Zoom around the game board over and over to collect TAXI FARE cards and win the game!

    Grade Range: 2 - 8
    Students Served: Kit for 20
    Quantity Available: 1


  • Taxi

    Move 42 spaces in 1 turn?! No problem for a fast-moving Taxi. Zoom around the game board over and over to collect TAXI FARE cards and win the game!

    Grade Range: 2 - 8
    Students Served: Kit for 20
    Quantity Available: 170


  • The Germinator

    Create a reusable germinator that gives students an unobstructed view of sprouting seeds. Graph data, test environmental variables, or simply "enjoy the magic" as the seeds transform into growing plants!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 13


  • The Germinator

    Create a reusable germinator that gives students an unobstructed view of sprouting seeds. Graph data, test environmental variables, or simply "enjoy the magic" as the seeds transform into growing plants!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 18


  • Thinking Like a Real Survivor

    Students deconstruct an object by focusing on its attributes rather than its intended function, allowing them to see the object's potential for alternate use.

    Grade Range: K - 10
    Students Served: Kit for 20
    Quantity Available: 13


  • Tic Tac Trouble

    This board game gives students practice in solving word problems using mental addition and subtraction.

    Grade Range: 1 - 3
    Students Served:
    Quantity Available: 25


  • Tongue Depressor Harmonica

    People of all ages love the Kazoo-like sounds that come from this fun-to-make and easy-to-play instrument. The RAFT harmonica uses a rubber band vibrating between tongue depressors to make sound. Changing the length of the rubber band changes the sound. Start your own harmonica band today!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 60


  • Tongue Depressor Harmonica

    People of all ages love the Kazoo-like sounds that come from this fun-to-make and easy-to-play instrument. The RAFT harmonica uses a rubber band vibrating between tongue depressors to make sound. Changing the length of the rubber band changes the sound. Start your own harmonica band today!

    Grade Range: K - 8
    Students Served:
    Quantity Available: 150


  • Turtle Time

    Use this game to help younger students (5-8 years) practice letter sounds, sight words, rhyming words, spelling, ESL... anything! With the right pieces, early education students will enjoy it, too!

    Grade Range: PK - 3
    Students Served: Kit for 20
    Quantity Available: 192


  • Water Beads

    These tiny beads can soak up and hold over 100 times their weight in water! Each bead maintains its spherical shape and color. Observe how the beads absorb water over time. Create a fun illusion using the optical properties of the beads.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 25


  • Water Beads

    These tiny beads can soak up and hold over 100 times their weight in water! Each bead maintains its spherical shape and color. Observe how the beads absorb water over time. Create a fun illusion using the optical properties of the beads.

    Grade Range: 4 - 12
    Students Served:
    Quantity Available: 54


  • What Floats Your Boat

    In this activity, students will use the scientific process to make and test several boat designs. Which design will hold the most?

    Grade Range: 4 - 8
    Students Served: Kit for 20
    Quantity Available: 39


  • Whimsical Wind Vane

    Create a playful, easy to make wind vane which will point to the source of the wind!

    Grade Range: 1 - 8
    Students Served:
    Quantity Available: 40


  • Whimsical Wind Vane

    Create a playful, easy to make wind vane which will point to the source of the wind!

    Grade Range: 1 - 8
    Students Served:
    Quantity Available: 23


  • Who's the Daddy?

    DNA fingerprinting is often seen in today's media. This simplified model helps students visualize the analysis process, understand the underlying concepts and applications of DNA fingerprinting, and develop collaboration skills as young scientists.

    Grade Range: 7 - 12
    Students Served:
    Quantity Available: 97


  • Wind at Work

    Use this enhanced pinwheel to measure the mechanical energy that can be obtained from moving air. Make the pinwheel spin by holding the device while walking or by using the "wind" from a fan. Take data - including measuring how much time is required for the device to lift a set weight a fixed distance.

    Grade Range: 3 - 12
    Students Served: 10
    Quantity Available: 20


  • Window Shopping

    This activity was inspired by the song "How Much Is That Doggy In The Window". This activity encourages students' understanding of the value of money.

    Grade Range: PK - 2
    Students Served:
    Quantity Available: 10


  • Wired on the Water

    In this activity, students investigate one of the special properties of water: surface tension. Coated copper wire has a greater density than water, and will normally sink; but a fancy shape and a steady hand makes for fun science investigations! Which shapes will rest on waters' surface best?

    Grade Range: 4 - 8
    Students Served: Kit for 20
    Quantity Available: 33


  • Word Wise

    For this word game, students first make the game cubes from a 2-D template. After the cubes are made, players get practice finding small words, increasing their reading and vocabulary skills.

    Grade Range: 1 - 12
    Students Served: Kit for 20
    Quantity Available: 119


  • Zero Wins

    Students can practice various math operations by selecting numbers and operators written on bottle caps and arranging them to make number sentences.

    Grade Range: 1 - 3
    Students Served: 6 Players
    Quantity Available: 27