Learn the science behind the power!. The Enviro Battery uses natural materials like mud, lemons and water to power a light bulb, a watch, and activate a music chip.
Solar Science Kit
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Build real working miniature models of a solar oven and a solar water heater.
Explore the science of solar thermal energy. A green and renewable source of energy.
No battery, no pollution, just amazement.
Help save the planet: Recycle a plastic bottle as the water tank..
Heat inspiration and fun!!!
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