Very suitable for pupils working in pairs
Suitable for years 5 – 8 Taking Approx. 2 – 2 ½ hours
We explain that a fairground ride must turn at a safe speed. The problem is that the motor turns at a very high speed which must be reduced. We show how a compound pulley system can achieve the desired speed reduction and that the reduction is dependent on the ratio of the pulley diameters.
The children can ‘customise’ their roundabout by designing and making additional features which could include: Pay kiosk; advertising panels; fences; flags and other distinctive features.
session concentrates on QCA D & T unit 6C
into Science & Mathematics