See the solar system in action!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
This project book and sample kit introduces you to shape-memory alloy technology!
Build a model green house and 9 other green energy-related devices with this great kit!
This caffeine molecule mug makes an excellent gift!
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