Started by a School Science Teacher
tree frog
Study Newton's laws of motion through boomerangs and trebuchets. Explore balance with the fascinating gravity slide or classic balancing bird.
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Balancing Birds

Pack of 12 center-of-gravity balancing birds

Blocks and Marbles Master Set

80 hardwood blocks and 20 marbles

Gravity Slide

Move the center of gravity!


Includes instructions for several amazing tricks.

Newton's Cradle

Demonstrate physics with this classic desk toy!
From $10.00


Build a desktop trebuchet!

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