Pediatrics Growth, Development, and Behavior 76f701b1 An 18 months baby can do? A Hide and seek game B Write alphabet C Say short sentence D Run High-Yield Explanation a. Hide and seek game(Ref: Nelson's 20/e p 65-77, Ghai 8/e p 52-54)Hide and seek game or peek a boo comes at around 10 months age.