Slowing the Flow
What You'll Need

IMPORTANT: For safety, you will need a grown-up to help you with this.

The Materials
  • a partner
  • an adult
  • a watch or clock with a second hand
  • a bucket or large bowl of water, chilled with ice cubes
  • a towel
  • sheet of paper to make chart
  • pen or maker

 
What You'll Need