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Launch a powerful rocket using water pressure
By BookStore on October 6, 20150There are many different ways in which a rocket can be propelled, for instance by: air pressure, burning fuel...
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Make a tin can that will comeback like a boomerang
By BookStore on October 6, 2015Elastic energy is the potential energy stored in a material when its shape is changed. This potential energy can...
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Make a simple water turbine to produce ‘hydro’ power
By BookStore on October 6, 2015Many of the world's most powerful machines are driven by the power of water. In the days of our...
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Drive a paddle boat with the energy stored in an elastic band
By BookStore on October 6, 2015Make a 'rotor-propelled' paddle boat that is driven by the elastic energy stored in a rubber band. In this...
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Study how a water turbine works with a milk carton
By BookStore on October 6, 2015In ancient times, falling water was used to drive a type of turbine, called a 'water wheel' to produce...
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Make a spool ‘walk’ with the energy stored in an elastic band
By BookStore on October 6, 2015Two types of energy exist: kinetic energy is the energy of moving objects and potential energy is stored energy...
