1. Group members: Shayaan, Alishba & Jahanzaib

2.  Joints are bones which join two bones.

3. There are many joints in our body The names are :  Ball & socket joint  Hinge joint  Pivot joint  Saddle joint

4.  A saddle joint allows a bone to slide in two direction.

5.  A ball socket joint allows movement in many directions.

6.  A hinge joints work as a door hinge and it allows back and forth movement.

7.  Pivot joint allows the rotation of bone about another.an example of such joints is the neck joints.