Simple machines are tools that are used to make work easier. There are six diffrent simple machines: a wedge, a screw, a pulley, a lever, a incline plane, and a wheel and axle.
A wedge is simple machine it is a triangular shaped tool used to split things in half.A screw is another simple machine that holds an object in place.
A pulley is simple machine that uses a rope and a wheel this tool is used to lift objects from a low point to high point.
A lever is used for lifing objects and measuring weight.
A incline plane simple machine that is also used to lift objects like a heavy box.
A wheel and axle is used to move heavy objects by pushing it to make it roll.
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