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Pulleys and Simple Machines Facts for Kids Video


                                     Pulley and Simple Machines

A machine can be defined as something that makes it easier for us to complete our tasks like moving an object from one place to another.

Types of Simple machines: – There are basically 6 simple machines. They are related to each other but each has their own specific purposes.

  • Lever
  • Wheel and Axle
  • Inclined Plane
  • Wedge
  • Pulley
  • Screw

What is Pulley?

A Pulley is somewhat similar to the wheel and Axle but it is combined with a rope, belt, chain etc. The setup consists of a grooved wheel that turns freely in a frame called block and a rope runs through it. It is mainly used to lower, raise or move a load. There are various uses of this type of simple machines like moving a flag up the pole, window blinds, or drapery etc. A pulley can be combined with other pulleys if a huge amount of pressure is required to pull, push or move.

Different types of Pulleys: – There are two different types of pulleys.

  • Fixed Pulley: – It consists of a wheel fixed to a shaft. It is used to transfer energy to another fixed pulley.
  • Moving Pulley: – It consists of a moving wheel and a rope. They are also known as block and tackle.


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Declan, Tobin. " Fun Facts about Pulleys and Simple Machine ." Easy Science for Kids, Jan 2021. Web. 21 Jan 2021. < >.

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