Skill Progression 12-15 months 15-18 months 18-21 months 21-24 months 24-27 months 27-30 months Reach/ Reach: Beginning Reach: Reaches Release: Releases Grasp: Precise Arm movements & Arm movements Grasp/ of two-handed with lead and assist objects according to tasks use Reach/Grasp/ & Reach/Grasp/ Release reach, with one hands size and shape of fingertip grasp Release: Skills Release: Skills hand stabilizing container combined into combined into and one hand Manipulation/Tool Manipulation/ manipulating use Tool use Grasp: Refined Reach: Alternates Grasp: Power pincer grasp - reach with first one tasks use between tip of hand, then the palmer grasp thumb to tip of other index finger Release (of tiny Grasp: Holds object): Precise crayon using fisted release into small grasp container with wrist extended 30-33 months 33-36 months 36-42 months 42-48 months 48-54 months 54-60 months Arm movements Grasp: Uses Arm movements & Grasp: Uses Reach/Grasp/ Grasp: Draws & Reach/Grasp/ effective power Reach/Grasp/ static tripod Release: Hand with dexterity, Release: Skills grasp on tools, such Release: Skills grasp on pencil preference using a dynamic combined into as a screwdriver combined into established tripod grasp Manipulation/ Manipulation/Tool (movement Release: Releases a Tool use use comes from ball with all fingers fingers rather opening and thrusting than arm and hands)
Skill Progression 12-15 months 15-18 months 18-21 months 21-24 months 24-27 months 27-30 months Reach/ Grasp/ Release Reach: Beginning of two-handed reach, with one hand stabilizing and one hand manipulating Reach: Reaches with lead and assist hands Release: Releases objects according to size and shape of container Grasp: Precise tasks use fingertip grasp Arm movements & Reach/Grasp/ Release: Skills combined into Manipulation/Tool use Arm movements & Reach/Grasp/ Release: Skills combined into Manipulation/ Tool use Grasp: Refined pincer grasp - between tip of thumb to tip of index finger Reach: Alternates reach with first one hand, then the other Grasp: Power tasks use palmer grasp Release (of tiny object): Precise release into small container with wrist extended Grasp: Holds crayon using fisted grasp 30-33 months 33-36 months 36-42 months 42-48 months 48-54 months 54-60 months Arm movements & Reach/Grasp/ Release: Skills combined into Manipulation/ Tool use Grasp: Uses effective power grasp on tools, such as a screwdriver Arm movements & Reach/Grasp/ Release: Skills combined into Manipulation/Tool use Grasp: Uses static tripod grasp on pencil Reach/Grasp/ Release: Hand preference established Grasp: Draws with dexterity, using a dynamic tripod grasp (movement comes from fingers rather than arm and hands) Release: Releases a ball with all fingers opening and thrusting
Progressions%20at%20a%20glance.docx