When a cord is run over a pulley, the direction of the applied force is changed. This is a very useful principle in many different machines, and a basic principle that shows up again and again in physics classes. This device lets students explore and understand this basic principle. This classic wooden model offers children a basic concept of the laws of physics. Desktop sized.Key Features : i : Illustrate the principle behind the operation of a simple machine.ii : Learn basic physics principals in a direct, hands-on fashion.iii : Model contains a detailed activity guide which includes the history of the model, practical applications and classroom experiments.iv : Handcrafted from replenishable and durable rubber wood, an eco-friendly sustainable and high quality hardwood.
