To raise a flag on a pole, the use of a pulley is mandatory in order to move the flag up and down.

By making a pulley, the children were able to hoist the heavy load up to their tree house.

As the temperature rose, many townspeople began to use the pulley to bring water up from the well.

Among the simple machines, the pulley was the best device to use to get the object to the other side of the shelf.

Since the couch would not fit in the tight staircase, the moving crew became aware that a pulley would be needed to lift the couch to the second floor.