slinky toy

'...his jobs was to test the horsepower on the mighty naval battleships. To do this, he would use a torsion meter, and a torsion meter required the use of a torsion spring.

One day, Richard saw one one of these springs fall off his desk. It rolled over itself in the most fascinating way. He brought it home to Betty and said, ''I think I can make a toy out of this."'

By Jeanne Marie Laskas

...shifting its weight from hand to hand, and it can be awfully hard to stop. But, sometimes you have work to do. That's when Slink-O-Matic comes in:

now my own slinky 3d model - it doesn't exactly represent the original, but its slinkiness is indubitable

sculpture by Syann van Niftrik