"solar binocular"

Improve student test scores and involve parents in the process.

Use the PEM Electrolyzer to produce hydrogen and oxygen using only pure water and an external power source. Take your pick of power sources, all available from Horizon: small solar cell, wind turbines, fuel cells, mechanical hand cranks, or batteries. Using the high-tech proton exchange membrane, this tiny electrolyzer will produce hydrogen for use in any classroom or laboratory activities.

CAUTION: Contains functional sharp points.

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Package of 100, 300 or 500 interlocking cubes in 10 standard colors. An activities booklet is included.

Educational Materials, Wooden Block, Pine

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Study the Difference Between Light and Pigment

Add the Vernier Optics Expansion Kit to your Vernier Dynamics System to conduct optics experiments, such as image formation with lenses and light intensity vs. distance. You can even use the kit to build a basic telescope.

Burn some rubber and engineer your very own battery powered car.

This solar panel features a PET backed panel with alligator clip leads.

Reveal the Nature of Color and Light

Felt, Assorted Colors

Make photographic prints using the sun.

Examine the Role of Light Waves in Alternative Energy

Every color of the rainbow available!

Power three different solar vehicles — a solar speed boat, an air boat, and a surface submarine — using only the power of the sun. Build three vessels out of your recycled plastic beverage bottles then power them with the sun using the included 1/2 watt, waterproof solar panel. You can build a solar speed boat, an air boat, and a surface submarine. No batteries required.

Set of 14 mini‑chemistry experiments exploring key chemical concepts for classroom fun.