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

Bottle Racer

Enjoy the hands-on experience of building and using the Bottle Racer, a modern adaptation of an old favorite. Explore the application of simple machines, energy conversion and investigate how changes in design affect performance.
Subjects: Physical Science

Bottle Stand Up

Loop the ring around the bottle and stand it up. How hard could this be? Give it a try! It might surprise you!
Subjects: Physical Science

Bouquet of Flowers

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

Box Blocks

Sometimes the simplest idea can provide children with hours of fun. Teachers of young children can use boxes like big blocks for a variety of activities.
Subjects: Physical Science

Brace Yourself

How will an earthquake, simulated by shaking, affect a "building" made of linked squares? How can the square "stories" be cross-braced to prevent the "walls" from collapsing? What dangers are there in building above a garage? Learn the answers to these questions and more by working with the Brace Yourself model.
Subjects: Physical Science, Earth/Space Science

Brazil Nut Effect

Whenever a can of mixed nuts is opened, the brazil nuts tend to be on the top. This phenomenon seems counterintuitive, because the brazil nuts are more massive than the peanuts, cashews and other nuts in the can. How can this be?
Subjects: Physical Science

Breadboard Circuits

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

Break the Code

In this logic game, a player uses clues to help them break a hidden code in as few guesses as possible.
Subjects: Math

Breaking Through Barriers

Explore polarized light using polarizing filter material. The displays of many common electronic devices are covered with a polarizing filter to cut glare.
Subjects: Physical Science, Life Science

Breaking it Down

Students explore how organic materials break down and decompose in this lab experiment that investigates materials, environmental factors, and variables.
Subjects: Life Science

Breathe In Breathe Out

Each day in your life you breathe in and out approximately 20,000 times, usually without thinking about it. Here is a chance to discover how breathing works.
Subjects: Life Science

Brewing Coffee Mixtures

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

Bridging the Gap

How strong can a bridge be made using a limited set of materials?
Subjects: Physical Science

Bring On the Heat

Thermally sensitive paper can be used to create some stunning artistic effects. This activity is a fantastic exploration of a thermally sensitive chemical reaction.
Subjects: Physical Science

Bubble Lenses

Use a water filled cylinder and a bubble to create convex and concave surfaces. Make light rays move closer together (converge)or move apart (diverge).
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.