Rainbow Science

Activity Overview

Create your own rainbow today with this super easy science experiment that you can perform with items that you possess on hand at home on any sunny day. Scientific minds of all ages will love to watch as sunlight passes through the glass of water and refracts to form a rainbow of colors on your sheet of paper.

Materials Needed

  • A glass
  • Water
  • A piece of white paper
  • A sunny window

How to Do It

  1. Fill a glass with water and place it near a sunny window.
  2. Lay a piece of white paper on a flat surface in front of the sunny window.
  3. Hold the glass of water above a piece of white paper and watch as sunlight passes through the glass of water refracts and forms a rainbow of colors on your piece of white paper.