Learn how make fizzing bath bombs by mixing an acid and an alkali

Did you know you can make bath bombs using ingredients you can find in your kitchen?

RSC Education Coordinator Catherine shows us how to make fun fizzing bath bombs by making a mixture of an acid and an alkali and she explains the reaction when they are dropped into a bath.

What you need:

  • Two bowls
  • A tablespoon
  • Ice cube box, or something to shape the bath bombs
  • Bicarbonate of soda
  • Citric acid powder or cream of tartar
  • A small amount of water
  • Food colouring
  • Essential oils