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Perpetual Motion Machine
$14.99 Compare At $20 Help
- build your own "perpetual" motion machine, learn about properties of physics, powered by an invisible magnetic field
- suggested age: 8 and up
- imported
- style #:1000599568
Free Shipping On All Orders Of $89+ Use Code SHIP89 | Free Returns At Your Local Store | See Details
$14.99 Compare At $20 Help