Which famous product was accidentally invented in 1942 when naval engineer Richard James knocked over a spring and watched it 'walk' down a shelf?

Throughout history, many groundbreaking inventions have emerged through happy accidents, persistent failures, or unusual inspirations. This poll tests your knowledge about the fascinating origin stories behind everyday products that transformed how we live. Can you identify the true story behind this accidental discovery that changed the world?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Slinky
Super Glue
Play-Doh
Silly Putty