4th Clue

List the individuals name, height, and foot length.

1. Have some adults or classmates 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. Use a Google Sheet with the name "Footprint_investigation_G(N)" to compile the data.
4. Examine the numbers. Do you see a pattern?
5. Divide the length of each person's left foot by his/her height. Multiply the quotient by 100. What do you get?

The results of your calculations should be about 15, illustrating that the length of a person's foot is approximately 15 percent of his or her height.

Find out the approximate height of 4 of your classmates (you didn't study before) by measuring their foot and charting it on a spreadsheet. Use this proportion for your calculations: 15/100 = Length of Foot/ x (person's height).

When a forensic scientist has the length of a foot, the forensic scientist will be able to approximate the height of the individual. This works best on a full grown individual for the ratio of body parts is slightly different in growing children.

In your episode you can invent the data and explain how you can calculate the height of the suspect.