"Complete Meter Stick Optics Bench"

Convert the fun stand into an optical bench.

A complete photogate system for use with Visual Scientifics systems - or any lab experiment requiring photogates.

Unlike traditional pendulums, the Kater's pendulum center of gravity does not have to be know in order to determine the acceleration due to gravity.

These springs are an oversized demonstration of Hooke's Law.

Fun, Hands-On, and Safe Exploration of Force