A typical Newton's cradle consists of a series of identically sized metal balls suspended in a Plastic frame so that they are just touching each other at rest. Each ball is attached to the frame by two wires of equal length angled away from each other. This restricts the...
Nvis has designed an exciting range of Educational Toys and Hobby Kits that are bound to challenge and stimulate children’s intellectual development. It helps the children to improve their concentration, logic skills and hand to eye coordination....