April Wilkerson builds a growth chart ruler for kids using simple DIY methods.

This growth chart is for healthy, full-term infants. ... For example, the 50th percentile simply represents the average and does not equate to an ideal or normal standard.

This article provides a month-by-month length chart for babies in their first year of life, and discusses what it means when a baby is above or below average length.

Researchers used WHO head circumference charts and data on 1,960 children born between 2010 and 2013 to compare the head circumferences of Inuit children in Nunavut.