Contains 15 specimens, approximately 1 1/2″ x 1 1/2″, number-coded in a compartmented container.
Great for demonstrating the Law of Conservation of Momentum and Trajectory! The unit uses a nylon pe...
Inexpensive, yet priceless for teaching potential!
Knife Switch with Screw Type Binding Posts - Single Pole, Single Throw
These sets are designed to teach students the concepts of force and mechanical equilibrium as they r...