·A shiny, nicely balanced, high-performance example of the classic Newton's Cradle with a row of 5 suspended balls ·One of the most classic of the "classic" education toys ·Start a kinetic chain reaction with one or more of the balls and release them ·A clever device that not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy ·Miniature set of balance balls is fun for the office or home, making a great desktop gift ·Crazy physics fun for everyone!
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