An improved Newton’s Cradle. It demonstrates conservation of momentum and energy pull back one or more of the balls and let them drop down. The same number of balls will swing up on the opposite side and the clicking will go back and forth until it stops. Approx 3/4″ (19mm) steel balls. Tangle-free packaging! Comes with a Teacher’s Guide
* Beautiful but functional design allows the same product to be sold in the education market as well as a gift / novelty item
* Custom made packaging ensures the product arrives tangle-free!
* Packaged in a nice, colorful retail box
* Comes with a Teacher’s Guide and reproducible Student Handout