Child development milestones by age
What most children are doing at each age, from 2 months to 5 years — across movement, language, thinking, and social-emotional development. Pick your child's age, or take the free 2-minute check to see exactly where they are.
Take the free 2-minute check → 2 months Milestones → 4 months Milestones → 6 months Milestones → 9 months Milestones → 12 months Milestones → 15 months Milestones → 18 months Milestones → 2 years Milestones → 30 months Milestones → 3 years Milestones → 4 years Milestones → 5 years Milestones →
Milestones are ranges, not deadlines — every child grows at their own pace. If you have concerns, a quick check and a chat with your paediatrician is a good next step.