Final answer:
A greenstick fracture is common in young children because their bones are still growing and more flexible.
Step-by-step explanation:
The type of fracture that is common in young children is a greenstick fracture.
A greenstick fracture occurs when the bone bends and cracks, but does not completely break. It is similar to breaking a green twig.
This type of fracture is more common in children because their bones are still growing and are more flexible.