S1E82 - Kapow's Power of Invention: Trick or Treating

Join Kapow, Lucy Wow's sidekick and world champion eater of socks, as he explores some of the world's most amazing inventions!All over the world, for more than a century, on Halloween night, kids put on a costume and go around their neighborhood, ringing doorbells, and saying “Trick or Treat?!” And then people give them candy. How did Trick or Treating ever get started?