"WardsSci000474"

Great for teaching that density depends of both mass and volume, students can't seem to put these spheres down! Two steel spheres are great for teaching the skills of observation and deduction.

Explore The Absorption of Light

A must for your optics lab!

Versatile teaching kit contains enough materials for the whole classroom to learn about and experiment with a variety of pulley configurations. Because these activities are hands-on, students get a real feel for the forces at work.

Lessons in Optics and Light in the Palm of Your Hand Colorfully illustrate additive and subtractive color mixing, color transmission, absorption and filtering of the different wavelengths of light with this set of primary and secondary color mixing paddles. You can also use the diffraction gratings in this set to view spectra from different light sources. Show students how a spectroscope, colored lights, and even polarized sunglasses work with the contents of this set.

Use these flexible magnetic strips for experiments, to hold objects in place, or for creating your own inventions.

Show How Direct/Indirect Sunlight Provides Power

These glasses make the study of light and color fun and easy.

This pair of North-South Bar Magnets is affordable and colorful.

Watch work and energy intercept.