This mini 3V white COB light bulb is a perfect complement to any electrical science project or demonstration. This white COB bulb will make your electrical science project light up and stand out among the competition at the science fair. Great for projects involving basic electricity circuits, battery holders, solar cells, motors, buzzers, and much more! Each bulb will last about 20,000 hours.
View the glory of space with this hi-tech telescope set!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
This glass Erlenmeyer mug makes an excellent gift!
This kit allows to build up to 3 different robots!
Build your own 10 inch kaleidoscope with this great kit!