Ball and socket joint. These examples show this joint type because the ball at the end of the joint is inside of the socket and has free circular movement.
Hinge Joint. These examples show this joint type because because they only move back and forth in a hinge like manner.
These examples represent pivot joints because they only move in a circular manner side to side. They can only spin.
These examples can all freely move in any direction, vertically and horizontally, making them good examples of the gliding joint.