"gel box"

This updated Ray Box uses five super bright LEDs for bright, white rays that are clearly visible.

Sturdy box for investigating frictional forces.

This ray box is ideal for optical demonstrations in the classroom.

The 4 decade resistance box is a handy and convenient way to investigate resistance.

Demonstrate the optical principles of lenses and mirrors.

Investigating Inductance has never been this easy

Perfect compliment for a ray box.

Ideal selection for use with a ray box.

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

With the Air Track, students can investigate motion phenomena at a precise level of measurement.