Idea Sheets are hands-on experience guides linked to core curriculum topics.

Every Idea Sheet is cross-referenced to one or more of the curriculum subjects listed in the Content Standards. Use this Idea Sheets Search Tool to rapidly pinpoint activities that are perfectly suited to the grade level, subject area, and content standard you want to cover.

Idea Sheets are based on readily-available, low-cost materials such as cardboard tubes, bottle caps, old CD's, etc.

You can also Search Idea Sheets by Standards.
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For more information about RAFT resources matched to Girl Scout badges and Boy Scout activities in STEM see www.raft.net/scouts

Bubbling Potions

Students observe dramatic changes in the states of matter in this activity.
Subjects: Physical Science

Bug Pooter

Create a pooter, or "bug vac" to gently collect and study small creepy crawlies.
Subjects: Life Science

Building Blocks

Wooden cubes can be used for a variety of building activities that develop spatial skills and mathematical reasoning. In this activity, students make a 3-dimensional shape using a given number of cubes.
Subjects: Math

Building Center

Building with foam pieces, blocks, and boxes will help young learners explore elements of design, construction, and the scientific process in an open-ended way!
Subjects: Physical Science

Building it Bigger

Explore how scale affects volume in this hands-on, pyramid building activity.
Subjects: Physical Science, Math

Building on the Ideas of Others

This activity for larger groups provides practice in team creation and rapid building.
Subjects: Physical Science, Language Arts, Art

Bulls-Eye

Simple marble games can be a great introduction to the study of motion ... or just a great way to spend an afternoon!
Subjects: Physical Science

Bumpy Balls

Balls are popular playthings for people of all ages. They help develop hand-eye coordination and gross motor skills, and they appeal to tactile learners. In this activity for students of all ages, foam balls are made that can be safely used in the classroom for a variety of learning activities. Bumpy Balls are easy to create, fun to make, and even more fun to play with!
Subjects: Physical Science

Butterfly Bush

In this easy art project, students can design and make their own butterfly bushes.
Subjects: Art

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!
Subjects: Physical Science

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    Now you can search for idea sheets using keywords in combination with all of the other search options.