Rolls from prone position to side accidentally because of poor control of weight shift
3 - 4 months
Rolls from prone to supine position
5 - 6 months
Rolls from supine to prone position with right and left leg performing independent movements
5 - 6 months
Rolls from supine position to side with right and left leg performing independent movements
5 - 6 months
Rolls from supine position to side
3 - 4 months
Rolls segmentally with roll initiated by the head, shoulder, or hips
6 - 14 months