This test tube brush is a must-have for the science classroom or laboratory. This test tube brush is made of nylon. Great for cleaning test tubes in a classroom or laboratory setting.
Discover how solar cells make electricity with this awesome kit!
Build your own 10 inch kaleidoscope with this great kit!
Build a magnetic levitating train with this science fair project kit!
Create beautiful art with this amazing sun paper!
A massive mounted set of 100 rocks and minerals found in the US,
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!