Required materials
Glass tumbler
Piece of colored paper
Saucer
Estimated Experiment Time
Less than 5 minutes
Step-By-Step Procedure
1. Take a glass tumbler and fill it with water
2. Place a small piece of colored paper on a table before placing the glass tumbler containing water over it
3. Cover the glass with a saucer
4. Try to look at the colored paper placed under the tumbler