Just click on the picture or age group you're interested in to find out more...
Or if you want to track your see baby development stages, use our baby development tracker!
|1 year old's development||2 year old's development||3 year old's development|
|4 year old's development||5 year old's development||6-8 year olds' development|
|9-12 year olds' development||13-16 year olds' development|