Image 1: Hole Puncher
Mechanism(s): 1st class lever
One applies a force on one end of the object and the holes get punched on the paper at the other end with the fulcrum in the middle.
Image 2: Scissors
Mechanism(s): 1st class lever
One applies a force on one end of the scissors and the object gets cut by the scissors at the other end with the fulcrum in the middle.
Image 3: Spectacles
Mechanism(s): Linkages
2 ends of the linkage are fixed to the spectacle with a movable joint in the middle to allow the spectacle to close and open to a certain extend.
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