Fulgurites are natural hollow glass tubes formed in sandy soil by lightning strikes. This is a real fulgurite displayed in a cute acrylic case, with an information card on the back. Highly recommended as an addition to a science project on fulgurites, a stocking stuffer or a unique party favor.
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
This classic device is used to demonstrate the conservation of mechanical energy.
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.
Find the hidden crystals when you open your own geodes from this fun set.
Every kid needs one of these spheres!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
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