-
3 Months
Neck needs holding at all times -
6 Months
Sits in tripod fashion -
8 Months
baby can sit without support -
9 Months
stands without support -
12 Months
creeps well; walks but falls -
15 Months
walks alone; creeps upstairs -
18 Months
runs; explores drawers -
2 Years
walks up and downstairs; jumps -
3 Years
alternate feet going upstairs -
4 Years
hops on one foot; alternate feet going downstairs