• Bony Babies: A person has more than 300 bones at birth and only 206 bones as an adult. Over time, small bones fuse together.
• First Aid: When broken or fractured a bone can actually repair itself. Casts help bones grow in the right direction.
• Boning Up: Over a period of about seven years, each bone in our body is slowly replaced until it is a new bone.
• Head Case: The bones in the skull fit together like a jigsaw puzzle. Sutured joints help to form a hard case that protects the brain and other sensory organs.
• Busy Bones: Every second, our bone marrow produces two million red blood cells.
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Human Body
These lively resources help students understand how the human body develops and functions.
