Good for all types of optical applications!
10 in stock
Glass Mirrors: Silver Backed with Ground Edges Economical 2″ x 6″
Device to measure electrolysis.
Knife Switch with Screw Type Binding Posts - Single Pole, Single Throw
This little yet powerful motor is ideal for hundreds of electrical experiments and projects! The mot...
Lets your students actually observe increases and decreases in a liquid's conductivity!