Key milestones in sensory motor development include:
0-3 months: Reflexive movements, turning head towards sounds, tracking objects with eyes. 4-6 months: Reaching for objects, rolling over, sitting with support. 7-9 months: Sitting independently, crawling, transferring objects between hands. 10-12 months: Standing with support, cruising along furniture, picking up small objects using thumb and index finger. 12-18 months: Walking independently, stacking blocks, beginning to use utensils.
