Page 6 - Bones
P. 6
Our bones are connected with joints, for example, elbows and knees.
Some joints are called ball and socket joints.
Ball and socket joints are shoulders and hips.
Source: pixabay
Joints have smooth and durable material
called cartilage.
Cartilage with fluid allows bones
to move and rub against each other.
CARTILAGE
Source: pixabay
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