"activities&amp"

These free-running plastic pulleys are durable in design.

This balance is the first major advancement in teaching simple machines in decades.

This set is economical, durable, and versatile.

A must for your optics lab

Six aluminum replacement leaves for the Electroscope Assembly without Flask.

Easy-to-assemble beginner level rocket with pre-colored parts.

Close-Up Cross Section.

Teach About Gravity

Clear, Short Prisms for Index of Refraction and Dispersion

Spare color filter set to be used with Light Box and Optical Set.

Instantly transform potential energy into kinetic energy.

What Happens When You Combine All Colors of Light?

Perfect compliment for a ray box.

Every color of the rainbow available!

Simple tool to explore the thermal properties of matter.

Study Acceleration and Velocity without Cart or Track