Practical investigation as part of the B6 Brain and Mind topic from 21st Century Science.
Students work in pairs to drop rulers and measure reaction times, with the aim to discover whether gamers have faster reflexes than non-gamers.
Numeracy - calculation of individual and class averages. Practical instructions sheet can be found in OCR materials, not uploaded here due to copyright. Let me know what you think of the resource and how it goes with your class.