ITEM NAME:Educational principle balance scale experiments DIY material physics teach OZ Feature: 1.Happy and easy to learn 2.Exercise your children practical ability 3.Train your children observation capability,thinking and analytical skills Note:we will send at rendom color,please understand about it. Function: Let the children happy to learn the principles of weight balance, principle of a lever practical ability training. Packing list: 1 set Lever principle balance scale Learn lever: Leverage is a can freely rotate around a fixed point of the bar. On the lever there are three important points: the fulcrum, power point and focus. Which play a supportive role in the site called the fulcrum of the lever firmly site called power point, called the focus position to bear the weight. Different leverage, these three position is different..1 set Lever principle balance scale. Let the children happy to learn the principles of weight balance, principle of a lever practical ability training. Leverage is a can freely rotate around a fixed point of the bar.
