1. Have the students in your group remove their shoes and measure their height.
2. Measure the length of the adult's left foot from the wall to the tip of the big toe.
3. Examine the numbers. Do you see the pattern?
4. Divide the length of each person's left foot by his/her height. Multiply the quotient by 100. What do you get? You many also want to use the calculator on a computer for this activity
The results of your calculations should be about 15, illustrating that the length of a person's foot is approximately 15 percent of his her height.