Watch its antics as it slows down. It's motion is 'chaotic' never the same twice. Magnetic pendulum Position the magnets and see how they affect the way the pendulum behaves when you start it swinging. Parabola tank Spin the wheel and watch the water in the tank. It forms a parabola shape as it tries to fly outwards, but the ends of the tank hold it in.
Orbits Send a ball spinning round the edge of the well.
Watch as it orbits and falls to the centre. Choose your own design. Herstmonceux was once the home of 'Greenwich Mean Time', and the 'pips' were sent to the BBC from here. Pendulum Find out how the pendulum's time of swing changes when you move the weight up or down. Grandmother clock Study this see-through version of a traditional clock.