Head to Amazon and grab this Learning Resources Gears! Gears! Gears! Gizmos 83-Piece Building Set for just $11.69 (regularly $39.99) – lowest price!
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This fun gears building set includes small, medium and large gears, base plates, and more – great for hands-on learning. Try to make all 83 colorful pieces spin with just the use of one crank!