Baby development by age

Discover what to expect from your baby's development – week-by-week for the first 12 weeks, then month-by-month after that. Learn all you need to know, from what to expect from your baby at each stage, to tips on caring for your little one as they grow.

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Your 1-week-old baby: what to expect

Your newborn baby: what to expect

Your 26-week-old baby: what to expect

Your 25-week-old baby: what to expect

Your 24-week-old baby: what to expect

Your 23-week-old baby: what to expect

Your 22-week-old baby: what to expect

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Get advice and support to guide you through baby's first year, as well as the opportunity…

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Your newborn baby: what to expect

You've just met your newborn baby! It's an exciting new world and you'll be learning more…

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Your 1-week-old baby: what to expect

So, you've already spent a week with your new baby! Find out what to expect now your baby's…

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Your 2-week-old baby: what to expect

Time is flying and your baby is already two weeks old! Find out how they're developing this…

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Your 3-week-old baby: what to expect

Your little one is already three weeks old! Your baby is developing quickly, so find out…

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Your 4-week-old baby: what to expect

As your baby passes their one-month milestone, here's what you can expect when it comes to…

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Your 1-month-old baby: what to expect

At one month old, your baby is still adjusting to life outside the womb, while you get used…

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Your 5-week-old baby: what to expect

Your baby is five weeks old, which means they're heading into their second month of life!…

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Your 6-week-old baby: what to expect

Find out how your baby is developing at six weeks old, and get clued up on the medical…

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Your 7-week-old baby: what to expect

As your baby approaches two months old, they probably seem totally different from the…

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Your 8-week-old baby: what to expect

Your baby is two months old and it's time for vaccinations! Plus, find out how they're…

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Your 2-month-old baby: what to expect

Find out what you can expect now your baby's two-months-old, from how they're developing to…

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Your 9-week-old baby: what to expect

You've had around two amazing months with your baby and you're probably feeling firmly in…

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Your 10-week-old baby: what to expect

Your baby is 10 weeks old, which means they're in double figures! Find out how your…

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Your 11-week-old baby: what to expect

Your baby is 11 weeks old, which means they're getting ready for their second round of…

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Your 12-week-old baby: what to expect

Your baby is 12 weeks old, which means they're due their second round of vaccinations this…

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Your 3-month-old baby: what to expect

Bet you can hardly believe your baby is already 12 weeks old! So what three-month…

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Your 13-week-old baby: what to expect

Find out what to expect from your baby at 13 weeks old. Plus, learn more about how to help…

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Your 14-week-old baby: what to expect

Find out about your baby's development at 14 weeks old. Plus, learn how to help them…

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Your 15-week-old baby: what to expect

Find out how your baby is developing at 15 weeks old. Plus, learn more about your baby's…

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Your 16-week-old baby: what to expect

Find out how your baby is developing this week, plus what to expect from their 16-week…

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Your 4-month-old baby: what to expect

This month is a busy time for your baby. They could be rolling, trying to sit up ... and…

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Your 17-week-old baby: what to expect

Find out how your baby is developing this week, plus when you can expect them to start…

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Your 18-week-old baby: what to expect

Find out why you should avoid early weaning, which childhood rashes to look out for, and…

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Your 19-week-old baby: what to expect

Find out how to help your baby's language skills develop, plus which skin conditions to…

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Your 20-week old baby: what to expect

Find out what to expect from your baby's sleep this week, plus your guide to teething, and…

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Your 5-month-old baby: what to expect

Your five-month-old baby is super busy – babbling, rolling and starting to reach for…

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Your 21-week-old baby: what to expect

Find out how your baby is developing this week, plus which games to play and what you need…

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Your 22-week-old baby: what to expect

Find out how to help your baby's senses develop this week, plus get tips on how to give…

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Your 23-week-old baby: what to expect

Find out what to expect from your baby's social development this week, plus how to deal…

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Your 24-week-old baby: what to expect

Find out how to get ready for weaning, plus make sure you're clued up on when to get…

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Your 25-week-old baby: what to expect

Find out how your baby is developing this week, plus which toys to buy for them, activity…

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Your 26-week-old baby: what to expect

Find out which activities to try to help your 26-week-old's development. Plus, spot the…

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Your 6-month-old baby: what to expect

Your little one's halfway through their first year! If you're wondering what your baby can…

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Your 7-month-old baby: what to expect

Hard to believe, but your baby's now more than halfway through their first year. So, what…

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Your 8-month-old baby: what to expect

Find information about your baby's development at eight months here – babies are often…

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Your 9-month-old baby: what to expect

How are things going now you're three-quarters of the way through your baby's first year?…

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Your 10-month-old baby: what to expect

Here's what you can typically expect now your baby's 10 months old ... Find about key baby…

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Your 11-month-old baby: what to expect

Learn all you need to know about key developmental milestones at 11 months: from physical…

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Your 12-month-old baby: what to expect

Congratulations - you've made it through your baby's first year! Find out about key baby…

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Baby chat

This is the place to ask questions about your baby. From breastfeeding to weaning, sleep…

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The 100 best baby buys

To give you a helping hand, we've pulled together what we think are the top 100 baby buys.

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Things to do with babies near you

Boost your baby's development with some fun enriching activities in your local area.

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