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Baby Development

24 months, month by month. Milestones, sleep, nutrition and tips.

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Newborn

Month 1-3

Month 1Briefly lifts head during tummy time Month 2First social smile Month 3Holds head steady

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Infant

Month 4-6

Month 4Rolls from tummy to back Month 5Rolls both ways Month 6Sits unsupported (briefly)

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Baby

Month 7-12

Month 7Sits steadily without help Month 8Crawls on hands and knees Month 9Stands while holding on Month 10First steps along furniture (cruising)Month 11Stands briefly unsupported Month 12First independent steps

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Toddler

Month 13-24

Month 13Walks more confidently Month 14Stacks 3-4 blocks Month 15Walks confidently with fewer falls Month 16Climbs stairs with help (one step at a time)Month 17Runs (wobbly)Month 18Says 20-50 words Month 19Jumps with both feet Month 20Speaks in short sentences (2-3 words)Month 21Sorts by color Month 22Walks stairs alone (up and down)Month 23Jumps from step Month 24Says 200+ words