Ages 16–20 months
Developmental Milestones for 18 Month Olds
Every 18 month old develops at their own pace, but most reach a familiar set of milestones across four areas. Use this checklist to celebrate what your child is doing and notice what they might be ready to try next.
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Speech & Language
- Uses 2-word phrases
Combines words like "more milk".
Motor Skills
- Walks independently
Walks alone without support.
Cognitive
- Sorts shapes and colors
Can match basic shapes and colors.
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