"solar binocular"

Illuminate the variances between additive and subtractive color mixing

Explore The Absorption of Light

Set of color filters to be used with ray box

What Happens When You Combine All Colors of Light?

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.

Primary colors filter set.

Pulley set to expand your TeacherGeek ideas.

Gram Centimeter Plastic Cubes

Four individually wrapped colored sticks of easy-to-use Permoplast modeling clay can come in handy when doing setups for an optical bench. Each stick of clay weighs 0.25 lbs. Colors include red, yellow, blue, and green.

Gear set to expand your TeacherGeek ideas.

Useful for collision and pendulum experiments.

Great for classroom projects and demonstrations.

Demonstrate the conversion energy into different forms.

Hydrocar introduces students to the hybrid technology that is fueling today’s automotive revolution!

Students Investigate Alternative Energy Forms