"Dessus de bouchon"

Extend your photogate to accommodate any width.

Allow students to investigate the advantage behind different gear ratios.

Students investigate the relationship between linear and angular velocity.

Students understand atomic line spectra in a whole new light.

Three Classic Simple Machines in One Kit.

Fun, Hands-On, and Safe Exploration of Force

Hands-on investigation even explores light separation.

Discover the Mechanical Advantage of Different Pulley Combinations

This Pendulum kit is an excellent model for investigating energy.

The Ballistic Pendulum is spring-loaded for easy investigations.