Fully extend this slinky pop toob and twirl it to create a cool whistling sound. The toob extends up to 4 times its compressed size. You can also twist it and use several toobs to make cool creations. Awesome as an economical desk toy--makes a great stress reliever!
This glass Erlenmeyer mug makes an excellent gift!
Learn about hydrogen fuel cells with this incredible kit!
Every kid needs one of these spheres!
This black scorpion specimen is great for the classroom setting!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
This high precision gyroscope will amaze you with rotational speed and ease of precision.
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