Reach/Grasp/Release Manipulation/Tool use Drawing Subdomain: Motor Development HPD Goal 5: Children develop small muscle control and hand-eye coordination to manipulate objects and work with tools. Skill Progression 1-2 months 2-4 months 4-6 months 6-8 months 8-10 months 10-12 months Arm Supine: Random Supine: Brings Supine: Initially Prone: Reaches Sitting: One arm Sitting: Rotates movements windmill hands to midline both hands reach, with one arm, reaches in direct hand up or down movements elbows extended, with weight on approach, with to orient to Supine: Initially which stop in hands open - one other extended wrist and fingers object arms reach from response to hand grasps other, arm extended side with elbow, seeing object joins in midline; wrist, and hand later, one arm fully flexed; later, moves extends with wrist both arms toward straight and fingers object, elbows extended - may extended, hands over reach partly open Supine: Prone: Initially, Prone: Initially, Moves arms limited head hands slide forward, symmetrically control, corralling object; unsuccessful later, reaches with Prone: Weight bilateral reaching, one arm while on chest and hands flexed; later, weight is on the flexed arms head lifts, hands other forearm partly open, and some weight shifting takes place, so one arm is freed to reach
Reach/Grasp/Release Manipulation/Tool use Drawing Subdomain: Motor Development HPD Goal 5: Children develop small muscle control and hand-eye coordination to manipulate objects and work with tools. Skill Progression 1-2 months 2-4 months 4-6 months 6-8 months 8-10 months 10-12 months Arm movements Supine: Random windmill movements which stop in response to seeing object Supine: Brings hands to midline 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: Reaches with one arm, with weight on other extended arm Sitting: One arm reaches in direct approach, with wrist and fingers extended Sitting: Rotates hand up or down to orient to object Supine: Initially arms reach from side with elbow, wrist, and hand flexed; later, moves both arms toward object, elbows extended, hands partly open Supine: Moves arms symmetrically 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 Prone: Initially, hands slide forward, corralling object; later, reaches with one arm while weight is on the other forearm Prone: Weight on chest and flexed arms
Progressions%20at%20a%20glance.docx