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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 10 inches to up to 3 feet away. Reacts to parents voice -
Month 2
Makes sounds such as "ooh" and "aah". Watches objects moved about 6 inches away from face. Responds to more 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 constants 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 in mouth with hand. May begin creeping. Recognizes basic sounds of naive 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. Propels self by arms, knees, or squirming motion. Looks at objects with substained 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. -
11 months
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 12
May walk a few steps alone. Stands alone for short time. Picks up small objects using thumb and forefinger. Puts objects into and takes them out of containers. Holds and drinks from cup.
