This is a two-foot length of acrylic rod that has been bent into the curlicue form shown. It is used to demonstrate the “piping” or “bending” of light by total internal reflection in a clear plastic rod. Both ends of the rod have been cut square, sanded and polished. Almost any light source, including an ordinary flashlight, may be used.
Comprehensive collection of 30 fossils.
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Build over 100 exciting electronic projects with this easy to use kit!
Discover how solar cells make electricity with this awesome kit!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
View the glory of space with this hi-tech telescope set!
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