Britain’s strongest man pulls a 12 tonne truck. Steve Mould challenges a group of children to use the science of pulleys to do the same. This short film will be relevant for teaching primary ...

Suitable for KS2 and Second Level. ... 'I can comfortably lift 100kg, 'so the team have worked out that a system with 8 pulleys 'should allow me to lift 8 times 100kg and complete my challenge.' ...