Development
Your 5-Month-Old Baby's Development and Milestones
By Christopher B. Peltier
Your 5-month-old is growing fast! Discover key milestones, signs of readiness for solids, sleep tips, and ways to support their development this month.
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Your 6-Month-Old Baby's Development and Milestones
By Christopher B. Peltier
Explore 6-month-old baby milestones, feeding tips, sleep needs, and development advice—plus activities and vaccine guidance to support your baby’s growth.
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Your 7-Month-Old Baby's Development and Milestones
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Your baby has reached the 7-month-old milestone. Read more about your baby’s development, feeding routine, and sleep schedule during this month.
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Your 8-Month-Old Baby's Development and Milestones
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Your baby has reached the 8-month-old milestone. Read more about your baby’s development, feeding routine, and sleep schedule during this month.
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Your 9-Month-Old Baby's Development and Milestones
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Your 9-month-old-baby is growing rapidly and might be mastering crawling. Read more about your baby’s increasing mobility and their eating and sleeping habits.
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Your 10-Month-Old Baby's Development and Milestones
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Learn about some of the typical development milestones of a 10-month-old baby. Find out what your baby can eat and how long they might sleep at this time.
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Your 11-Month-Old Baby's Development and Milestones
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Your 11-month-old baby is learning about the world through their sense of touch. Watch how they make new discoveries and have new experiences at 11 months.
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12-Month-Old Baby: Your 1-Year-Old’s First Birthday!
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Your 12-month-old baby can now feed and express themselves more easily and may even be taking their first steps. Learn more about their development this month.
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Tips for Teaching Baby Sign Language
By Christopher B. Peltier
Teach your baby sign language to communicate before speaking. Begin at 6-7 months with simple signs like “milk” and “more” for easier daily interactions.
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