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A slinky is a flexible, spiral-shaped toy made from a long coil of metal or plastic. When placed on a step and pushed, it can “walk” down the stairs as the coils move from one end to the other. It is a simple but fascinating toy that demonstrates motion, gravity, and waves.
A slinky is a flexible, spiral-shaped toy made from a long coil of metal or plastic. When placed on a step and pushed, it can “walk” down the stairs as the coils move from one end to the other. It is a simple but fascinating toy that demonstrates motion, gravity, and waves.