How big are most toddlers? How tall should a 10-year-old be? Read on to learn more about average heights—and how to predict your kiddo's adult size.

Estimates are less accurate when parent heights are far from average and for children who are short for their age. Talk to your pediatrician if you're concerned about your child's height or growth.

There are separate growth charts for weight, height, and head circumference. These simply represent the average weight, height, or head circumference of a bunch of normal children. You will see ...