Online Price: $14.99 Your Price: $14.99

Enjoy the hands-on experience of building and using the Roller Racer. Explore the application of simple machines and energy conversion and investigate how changes in stored energy can affect performance.

Online Price: $9.99 Your Price: $9.99

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!

Online Price: $29.99 Your Price: $29.99

Two activities in one! Skewer a coil of magnet wire to create a simple spinning motor and create opposing magnetic fields using a coil of magnet wire and a ring magnet. The motorconverts electrical energy into kinetic energy - the energy of motion.

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

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Students learn how to measure biodiversity in terms of species richness (the number of species living in a particular area) by sampling "species" in a simulated ecosystem and graphing and analyzing data.

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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.

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Use this enhanced pinwheel to measure the mechanical energy that can be obtained from moving air.

Online Price: $4.99 Your Price: $4.99

Create a model car consisting of a simple chassis and a straw-based axle system (simple machine) that teach students about motion along inclined planes, friction,
gravity, momentum, and potential vs. kinetic energy.

Online Price: $3.99 Your Price: $3.99

Use alka-seltzer to create a reaction that builds up pressure in a film canister. Have a blast with this gas-powered flyer.

Online Price: $4.99 Your Price: $4.99

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

Online Price: $2.99 Your Price: $2.99

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.

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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!

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Be amazed at this clever way to demonstrate the transfer between potential energy and kinetic energy.

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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 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.

Online Price: $3.99 Your Price: $3.99

Enjoy the hands-on experience of building and using the Roller Racer. Explore the application of simple machines and energy conversion and investigate how changes in stored energy can affect performance.

Online Price: $2.99 Your Price: $2.99

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!

Online Price: $4.99 Your Price: $4.99

This simple device allows students to appreciate the importance of the stethoscope in medicine and the study of human biology.

Online Price: $5.99 Your Price: $5.99

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.

Online Price: $4.99 Your Price: $4.99

Use this enhanced pinwheel to measure the mechanical energy that can be obtained from moving air.

Online Price: $9.99 Your Price: $9.99

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.