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Versatile 3x and 5x magnifiers. 0.75" and 1.5" diameter lens. Set of 10. Grade K+
These chrome-plated tuning forks are ideal for viewing oscillation. Small, 370 CPS (5")
These chrome-plated tuning forks are ideal for viewing oscillation. Large, 230 CPS (6")
Study refraction and reflection. Safe acrylic right-angle prisms. 1.75" long.
Study refraction and reflection. Safe acrylic right-angle prisms. 1.75" long. Set of 6 in a container
5x magnifier, 0.8" diameter lens in a container. Set of 30
Discover the properties of light and color and lead discussions with the class with this kit. Includes instructional guide. Grades 3+
Learn about prisms and light with easy to follow activities. Covers reflection and refraction of light and the lens of the eye. This kit includes a three beam LED ray box with dual color lights (red or white), a set of 7 prisms, a...
Learn how to use a tuning fork with multiple experiments outlined in a detailed teachers guide. This kit goes through the basics of vibration, waves, frequency, interference and amplification of sound. Enough material for one group of...
Made from polished acrylic. Very high quality. All .98" (25 mm) thick. Seven pieces in a strong storage box. Grades 5-9.
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