Child Development and Milestones

Arizona Early Intervention Program
Have concerns that your child is not meeting developmental milestones? Follow the link to complete an online referral to AZEIP (Arizona’s Early Intervention Program).

Child Development Course
On-demand self-paced course provides an overview of the physical, cognitive, social, and emotional milestones for children from birth to age eleven.

Child Development Course
On-demand self-paced course provides an overview of the physical, cognitive, social, and emotional milestones for children from birth to age eleven.

Development from 12-24 Months
Video (4 min) about abilities and skills of 12 -24-month-old children.

Development from 24-36 Months
Video (4 min) Learn how to encourage your child’s increasing independence and endless imagination through play, routine, and relationships.

Milestone Checklists
Find out about typical skills and abilities of children as they grow and when they should walk, talk, and more.

When there is a Concern
a tip sheet about how to get help for your child if there is a developmental concern. (English)