In 3-year-olds development, growth is still slow compared to the first year. Most children have become slimmer and lost the rounded tummy of a toddler.
The 1-Year-Old Milestones to Look for in Your Toddler
Child Development Chart — Child Development Review
Child Milestone Checklists For All Ages
Developmental Milestones for Infants - Ages and Stages
Language development: children 0-8 years
The Growing Child: 2-Year-Olds
Down Syndrome Developmental Milestones By Month and Age
Review of Pediatric Developmental Milestones
Developmental Milestones for All Ages
Developmental Delays in Children, Explained
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