5-6 months {Ans: Primitive reflexes gone*(except Babinski)}9-12 months {Ans: Pulls to stand at 9 months* Cruises 11 months* Walks with 1 hand held at 12 months creeping Fine pincer grasp by 11 months Plays peek-a-boo, claps at 9 months}Girls Stage 1 {Ans: Breast prepubertal, pubic hair none}HEADS "D" {Ans: Drugs, depression, diet, danger}7-8 months {Ans: Sits without support by 8 months Parachute reflex* Crude pincer grasp Object permanence Stranger anxiety* Transfers hand-hand by 7 months}3 year old {Ans: Parallel to associative play*}