Prism, hollow, acrylic, 45mm x 45mm

Particularly perfect for introducing young learners to the refraction of light, this acrylic prism is 75 mm long with 25 mm sides. It provides a safe way for little hands to refract light into miniature rainbows!

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This large plain preserved grass frog specimen has a 4" to 4.5" body length, making external structures and internal organs easily identifiable.

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At 4-4.5" in body length, this preserved grass frog specimen makes it easy to locate and identify internal organs and external structures. Double-injection allows unmistakable visualization and tracing of the vascular system.

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This Orion 17mm Plossl Eyepiece upgrades all types of telescopes. For an excellent mid-power eyepiece on a budget, this one's clear crisp images make it a fast favorite.

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See light refract into miniature rainbows with this equilateral glass prism.

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