A toddler is a child approximately 1 to 3 years old, though definitions vary. [1][2][3] The toddler years are a time of great cognitive, emotional and social development.

Your child is a toddler between their first and third birthdays. During that time, they should grow and develop new abilities and meet certain milestones.

Feb 20, 2026 · As a parent you give your children a good start in life—you nurture, protect, and guide them. Learn about developmental milestones, including emotional and social development, for …

Jan 29, 2026 · As a parent you give your children a good start in life—you nurture, protect, and guide them. Learn about developmental milestones, including emotional and social development, for …

Jan 12, 2026 · What Is the Difference Between a Toddler and Preschooler? The toddler stage generally lasts from 1 to 3 years old. Children are considered preschoolers when they're 3 to 5 years old.

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

3 days ago · The meaning of TODDLER is a person who toddles; especially : a young child usually between one and three years old.

May 20, 2026 · What Is Considered a Toddler? The toddler age range starts at one year old and ends when a child turns 3—aka from 12 months to 36 months, according to the American Academy of …

During this time, his or her physical growth and motor development will slow, but you can expect to see some tremendous intellectual, social, and emotional changes. Is your toddler due for a check-up? …

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.