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.
Comprehensive collection of 30 fossils.
Check out this high-quality gyroscope!
This microscope is so versatile you can even take it with you on a job site!
This classic device is used to demonstrate the conservation of mechanical energy.
This simple but amusing magnetic toy will keep you busy for hours!
Build a model green house and 9 other green energy-related devices with this great kit!
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