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Helicopters

Stage: 2, 3 and 4 Challenge Level: Challenge Level:1

Keep everything constant except that which you are testing, and perform each experiment more than once and take average results.
You could keep the helicopter in the same proportions, but gradually increase its overall size, or keep the width of the wings and the body constant, and gradually increase the length of the wings and body.
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. More information on many of our other activities can be found here.
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