This handy battery shield can be used to power all of your science and electronics hobby projects. Great for teachers - no more wasting AA batteries! Just re-charge your 18650 lithium batteries over night and you are ready for a full day of class room experiments. With outputs of 3V and 5V DC you can use this shield with a variety of circuits with lightbulbs, buzzers, DC motors, LEDs, etc.
Learn how solar cells transform light into electrical energy with this great kit!
Build a robot that's an artist too!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
This classic desk toy will keep you amused!
Check out this amazing renewable energy science kit featuring the wonders of hydroelectric power!
Build a model green house and 9 other green energy-related devices with this great kit!
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