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Your baby’s growth and development – first 12 months

Your baby grows and develops from the moment they are born. At 1 month, cuddling, sleeping and feeding are all that matter to your baby. At 2 months, your baby is growing fast and becoming more alert

Published: 10/12/2025Updated: 1/19/2026Source layer: Editorial workflowLast review: 10/12/2025Region: Global

Your baby’s growth and development – first 12 months

Your baby’s growth and development – first 12 months: Source: Pregnancy, Birth & Baby; Region: AU; Evidence-based information for parents. Based on North America guidelines for 0-12 months.

0-12 monthsGlobal

Authoritative Sources

Your baby’s growth and development – first 12 months

Important: This information is for reference only and does not replace medical advice. Please consult your pediatrician for personalized guidance.

TL;DR

Top takeaways suitable for AI summaries & quick caregiver reference.

Verified 10/12/2025
  • Source: Pregnancy, Birth & Baby
  • Region: AU
  • Evidence-based information for parents

Published

10/12/2025

Source layer

Editorial workflow

Region scope

Global

Your baby grows and develops from the moment they are born. At 1 month, cuddling, sleeping and feeding are all that matter to your baby.

At 2 months, your baby is growing fast and becoming more alert. They also make more sounds and get better at moving their bodies.

By 3 months, your baby forms a strong attachment to you. They respond with lots of smiles, and you can enjoy your baby as they develop.

From 4 months, your baby should have more control over what they do. They should hear, touch and see better and will be starting to move around much m...

At 5 months, your baby is growing and developing quickly. They may soon sit on their own, prepare for solid foods and language skills.

At 6 months, your baby should be more coordinated, start to respond to particular words, and have a better sense of the world around them.

At 7 months, your baby may be sitting up on their own and eating solid foods. Learn more about your baby's development at 7 months.

At 8 months old, your baby will start to explore their little world. It might mean more running around for you, but it's a great time to watch them le...

At 9 months, your baby will be developing their personality. They will form stronger attachments with people, preferring some over others.

At 10 months, your baby will be very active and developing a personality. As a parent you'll probably be chasing them around as they crawl.

At 11 months, your baby is almost a toddler. You'll be surprised at how quickly they move around your home and how independent they become.

At 12 months, your baby is now a toddler. They may already, or soon take first steps, develop a sense of humour, and tell you they love you.

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References

  1. Your baby’s growth and development – first 12 months(Australian Government)10/12/2025