"Activités de comprehensive"

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.

Build Your Own Fuel Cell Car!

Create clean energy from mud!

Use solar power to teach STEAM with ease…while charging your USB device!

Compact 7.2 V, 200 mA solar panel is ideal for DIY projects and small devices.

Construct a wind-powered generator to explore energy conversion and sustainability.

Demonstrate the conversion energy into different forms.

Economical and effective.

For Use With Solar Cell.

For physics experiments and demonstrations such as kinetic, density and volume measurements, pendulum bob, potential energy and conservation experiments, ballistics etc. Solid ball, 1-1/2" (40mm) diameter. Made of Steel. Sold as a pair. Comes with a Teacher's Guide.