This 2 x CR2032 batteries holder is excellent for use in any hobby or science project and gives you total of 6V. Comes with wire leads for easy hook-up, and an on/off button. Recommended for electronics applications, for use in science fair projects and more!
Create beautiful art with this amazing sun paper!
Experience this sphere powered by the sun!
This kit allows to build up to 3 different robots!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
A combination of three of our great discovery toys, all in one package!