milestones

when can babys bring their hands to midline in supine

2.5-4 months

when can babys bring their hands to knees in supine

3.5-5 months

when can babys bring hands to feet in supine

4.5-6 months

when can babys roll supine to prone without rotation

5.5-9 months

when can babys roll supine to prone with rotation

7-9 months

when can babys raise their head to 45 deg and turn head in prone

1-3 months

when can babys lift their to 90 deg in prone

3-4 months

when can babys raise their head and maintain it in midline with active chin tuck in prone

4-5 months

when can babys lay prone with arms extended

4.5-6 months

when can babys roll prone to supine without rotation

5-8 months

when do babys have an active extensor pattern (raise head and arms or legs or both from surface) in prone

5-8 months

when can babys do controlled reach with free arm in prone

5-7 months

when can babys do lateral trunk flexion in prone

6-8 months

when can babys roll prone to supine with rotation

7-9 months

when can babys maintain four point kneeling with lumbar lordosis and legs abducted

7-9 months

when can babys do reciprocal crawling with belly on the ground

7-9 months

when can babys transition from hands and knees to half sitting or sitting

7.5-10 months

when can babys maintain four point kneeling with active abdominals and able to reach with extended arm support

8-11 months

when can babys sit with briefly WBing on arms

2.5-4.5 months

when can babys do a chin tuck and keep head in line or in front of body during a pull to sit

3.5-5 months

when can babys briefly perform unsustained sitting

4-6 months

when can babys sit propped on extended arms

4.5-6 months

when can babys sit without arm support

6-8 months

when can babys sit and reach with rotation

7-8.5 months

when can babys do sitting to prone transition

8-12 months

when can babys go from sitting to quadruped

8-9 months

when can babys do floor to sitting transition

9-12 months

when can babys pull to stand with support

8-10 months

when can babys cruise without rotation (stand while holding on to surfaces)

9-13 months

when can babys half kneel

8.5-11 months

when can babys lower from standing

9-11 months

when can babys stand alone

10-13 months

when can babys do early stepping

11-13 months

when can babys walk alone

11.5-14.5 months

when can babys squat

12-15 months

fine motor skills at 3 months

- swipes objects

- hands mostly open

- hands to mouth

fine motor skills at 4-5 months

- hands come together

- voluntary grasp

fine motor skills at 5-9 months

rakes or scoops tiny objects

fine motor skills at 8-9 months

- early finger-thumb grasp

- increase control of release

fine motor skills at 10-12 months

- pokes with finger

- release items into a simple container

fine motor skills at 12 months

fine pincer grasp

cyclindrical grasp occurs

1-1.5 years

digital grasp occurs

2-3 years

modified tripod grasp occurs

3.5-4 years

tripod grasp occurs

4.5-7 years

feeding skills 6-7.5 months

grasps and draws bottle to mouth; grasps spoon

feeding skills 9-10 months

feeds self cracker and holds bottle

feeding skills 10-12 months

tries to feed self with utensils

when do babies develop object permanence

begins 4-6 months; develops throughout 6-10 months

when can babies follow simple one step commands

10-12 months