When can a child do what?

When can a child do what?

Everybody would of course like to know when their child will roll over, crawl and walk, but children are not entirely predictable when it comes to physical development. In this article you can read when your child can do what.

You can see exactly when your baby is mentally capable of walking, for instance. But even though their mind may be ready, it does not necessarily mean their body is ready too! This table shows you exactly which milestones and phases of physical development a baby goes through, and you can see the age range at which babies reach these milestones. Read when a child can develop what.

Walking*, keeping balance, and climbing stairs

(A) Walking

Behavior Average age Age range
First steps 7 months and 2 weeks 5 to 11 months
Step movements 8 months and 3 weeks 6 to 12 months
Walks with assistance 9 ½+ months 7 to 12 months
Sits down 9 ½+ months 7 to 14 months
Stands on their own 11 months 9 to 16 months
Walks without assistance 11 months and 3 weeks 9 to 17 months

*Including motoric control when standing

(B) Keeping balance

Behavior Average age Age range
Stands on right foot with 16 months 12 to 21 months
Stands on left foot with assistance 16+ months 12 to 23 months
Stands on right foot without assistance 22 months and 3 weeks 15 to 30+ months
Stands on left foot without assistance 23 ½ months 16 to 30+ months
Jumps up and gets both feet off the floor 23 ½ months 17 to 30+ months

(C) Climbing stairs

Behavior Average age Age range
Climbs stairs with assistance 16 months 12 to 23 months
Goes down stairs with assistance Almost 16 ½ months 13 to 23 months
Climbs stairs without assistance with both feet on each step 25+ months 18 to 30 months
Goes down stairs without assistance with both feet on each step 25 months and 3 weeks 19 to 30+ months
Climbs stairs without assistance while alternating feet 30+ months 23 to 30+ months

Source: Collaborative Perinatal Research Project of the Bayley Tests.
Source: The Wonder Weeks Tips and Milestones.

The Wonder Weeks Tips and Milestones include tables listing the gross and fine motoric milestones, sitting, and standing.