Stability to weight shift and reach1
Attempts to half-kneel1
Reciprocal extremity movements used; require counter-rotation of shoulders and pelvic girdle1
Assumes 4-point from many different positions/patterns6
Assumes 4-point from many different positions and patterns
Assumes 4-point through rotation over one lower extremity or forward motion over both lower extremities
Reciprocal extremity movements used; require counter-rotation of shoulders and pelvic girdle
Stability to weight shift and reach
Primary mode of mobility, carries small toys, uses reciprocal extremity movements, transitions to sitting1,14
Rises to stand by use of upper extremities on furniture14, although beginning to use more lower extremity1
Climbs on objects, people, etc. by alternating weight side-to-side1
4-point crawling creeping is primary means of locomotion
Main mode of mobility, carries small toys, uses reciprocal extremity movements, transitions to sitting
Rises to stand by use of upper extremities on furniture, although beginning to use more lower extremity