Paper plane fair test

What you need

• Nine sheets of the same paper
• A long hallway or garden
• A tape measure or counted steps
• Paper for results

How to do it

1. 1

   Fold three different planes, three copies of each so you can swap a bent one.

2. 2

   Mark a throwing line and always throw from behind it.

3. 3

   Throw each design five times, measuring every flight.

4. 4

   Add up each set of five and divide by five to find the average.

5. 5

   Change one thing on the winning design, such as a paper clip nose, and test again.

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