What will you make with this puzzle? Twist and turn the colored blocks to create different shapes and patterns. Fun way to keep hands busy!
Puzzle comes in approx. 2 ¼ x 1 ½ inch block and can open to approx. length of 6 ¼ .
Small parts. Not suitable for children under 3 years old.
This mirascope creates a 3D hologram image!
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.
Ever wonder how to survive in the wilderness? These cards can help!
Learn about hydrogen fuel cells with this incredible kit!
This project book and sample kit introduces you to shape-memory alloy technology!
This classic device is used to demonstrate the conservation of mechanical energy.
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