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Baby is born.
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Smiles at the sound of your voice and follows you with their eyes as you move around a room.
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Raises head and chest when lying on stomach, grasps objects, and smiles at other people.
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Babbles, laughs, and tries to imitate sounds; holds head steady.
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Rolls from back to stomach and stomach to back and moves objects from hand to hand.
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Responds to own name and finds partially hidden objects.
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Sits without support, crawls, babbles "mama" and "dada".
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Walks with or without support, says at least one word, and enjoys imitating people.
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Walks independently, drinks from a cup, says at least 15 words, points to body parts.
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Runs and jumps, speaks in two-word sentences, follows simple instructions, and begins make-believe play.
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Climbs well, speaks in multiword sentences, and sorts objects by shape and color.
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Gets along with people outside the family, draws circles and squares, and rides a tricycle.
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Tells name and address and can jump, hop, and skip. Also, can get dressed and count 10 or more objects.