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.
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
This superb chemistry set features 350 mind-boggling experiments!
This black scorpion specimen is great for the classroom setting!
Discover how solar cells make electricity with this awesome kit!
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Experience this sphere powered by the sun!