Newton's Cradle Balancing Balls STEM Desktop Home Decor cactus Lifts 2kg effortlessly

Lifts 2kg effortlessly

and Sleigh with Reindeer

Please Note: Three Different Dinosaur Assortments are available

Also comes with plastic "Rock" for imaginative play

Newton's Cradle Balancing Balls STEM Desktop Home Decor cactus Lifts 2kg effortlesslySee before your eyes as the Newton Balls transfer fall and transfer weight across the gadget. Drop one ball or two balls. You can see the energy transfer in such an astounding way! The pendulum balls show the conservation of momentum and energy, creating perpetual motion. These swinging kinetic balls are perfect addition to your office desk decoration accessories or teaching tool at schools. Comes in a retail box.