At 21 months is when toddlers begin to incorporate two word phrases into their vocabulary, such as "I go", "mama give", and "baby play". [citation needed] Before going to sleep they often …

Experts group child developmental milestones into four areas: Children have five developmental stages. A toddler is in the second stage, between ages 1 and 3. They’ve generally finished …

Aug 5, 2025 · Learn about developmental milestones, including emotional and social development, for toddlers from 2 to 3 years old. There are many things you can do to help …

Read about toddler development, including how to deal with everything from picky eaters to tantrum-throwers.

May 6, 2025 · By age three, most children have developed a growing vocabulary, emotional expression, and increased independence. Brain development during the first three years of life …

During toddlerhood, one- and two-year-olds display a range of new skills and personality traits, and begin to assert themselves by making their first bids for independence, even as they stay...

Learn about toddler and preschooler development, childcare, nutrition, hygiene, sleep, discipline, injuries, and more from the editors of Parents magazine.

Is your toddler due for a check-up? See the AAP Schedule of Well-Child Care Visits. Stuttering in Toddlers & Preschoolers: What’s Typical, What’s Not?

Here's how to care for your toddler, understand your little one's changing body and behavior, get tips for play and activities, and more.

No two toddlers are the same, but most kids in this age range share some developmental similarities. Know what to expect and how to help these youngsters develop language skills, …