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Month 1
Lifts head and turns it from one side to the other when placed on stomach; focuses on objects from about ten inches to up to three feet away; reacts to parent's voices. -
Month 2
Makes sounds such as "oo" and "aah"; watches objects moved about six inches from face; responds more to sounds and different pitches of voice -
Month 3
Opens and closes hands; holds head steadily when held up; lifts head and chest when on stomach; swipes at objects; brings hands together -
Month 4
Supports upper body on hands when lying on stomach; shows preference for red and blue over yellow; may begin to use vowels and consonants in babbling, such as "ah ga"; grasps rattle; puts hands in mouth; rolls from tummy to back -
Month 5
Rocks on stomach while kicking legs and making swimming motions with arms; reaches out and grabs toys; turns head in direction of sound; knows positive speech from unhappy speech -
Month 6
Passes a block from one hand to the other; puts objects to mouth with hand; may begin creeping; recognizes basic sounds of native language -
Month 7
rolls over both ways; sits up steadily; stands with assistance; knows parents and caregivers by their voices and by sight; can follow a path of moving objects with eyes; babbles with strings of vowels and consonants, such as "ba, ba ba"; grabs for objects with raking motion -
Month 8
Pulls self up to standing; bangs blocks together; prpels self by arms, knees, or squirming motion; looks at objects with sustained attention -
Month 9
Uses index finger to poke; puts objects in containers; leans forward to pick up toy; notices small objects; may start associating sounds with objects -
Month 10
Crawls well; can put objects in containers; uses index finger to start pointing; imitates new word sounds more frequently -
Month 11
Walks while holding onto furniture or crib rails for support; uses gestures like shaking head for no; releases objects intentionally; grasps with thumb and forefinger -
Month 13
May walk a few steps alone; stands alone for short time; picks up small objets using thumb and forefinger; puts objects into and takes them out of containers; holds and drings from cup