Velcro was invented after a Swiss engineer took his dog for a walk. Barbie dolls were modeled after a German sex toy. A short-tempered cook at a tiny restaurant created potato chips. These and other inventions reveal the power of the human mind.

  • Publisher: Zaner-Bloser
  • Series: Levels
  • Year Published: 2008
  • Age Level: 8-13
  • Category: