List of Skills by Age

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1-2 Months

Supine: Random windmill movements which stop in response to seeing object

Supine: Moves arms symmetrically

Prone: Weight on chest and flexed arms

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2-4 Months

Supine: Brings hands to midline

Supine: Initially arms reach from side with elbow, wrist, and hand flexed; later, moves both arms toward object, elbows extended, hands partly open

Prone: Initially, limited head control, unsuccessful bilateral reaching, hands flexed; later, head lifts, hands partly open, and some weight shifting takes place, so one arm is freed to reach

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4-6 Months

Supine: Initially both hands reach, elbows extended, hands open - one hand grasps other joins in midline; later, one arm fully extends with wrist straight and fingers extended - may over reach

Prone: Initially, hands slide forward, corralling object; later, reaches with one arm while weight is on other forearm

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6-8 Months

Prone: Reaches with one arm, with weight on other extended arm

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8-10 Months

Sitting: One arm reaches in direct approach, with wrist and fingers extended

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10-12 Months

Sitting: Rotates hand up or down to orient to object

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12-15 Months

Skills combined into Reach/Grasp/Release

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15-18 Months

Skills combined into Reach/Grasp/Release

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18-21 Months

Skills combined into Reach/Grasp/Release

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21-24 Months

Skills combined into Reach/Grasp/Release

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24-27 Months

Skills combined into Manipulation/Tool use

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27-30 Months

Skills combined into Manipulation/Tool use

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30-33 Months

Skills combined into Manipulation/Tool use

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33-36 Months

Skills combined into Reach/Grasp/Release

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36-42 Months

Skills combined into Manipulation/Tool use

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42-48 Months

Skills combined into Reach/Grasp/Release

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48-54 Months

Skills combined into Reach/Grasp/Release

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54-60 Months

Skills combined into Reach/Grasp/Release