Skill progression B. Composes geometric shapes Skill progression C. Spatial understanding Subdomain: Mathematical Thinking and Expression CD Goal 12: Children identify and use common shapes and concepts about position during play and other activities. Skill Progression 1-2 months 2-4 months 4-6 months 6-8 months 8-10 months 10-12 months Recognizes No observable skills geometric 12-15 months 15-18 months 18-21 months 21-24 months 24-27 months 27-30 months shapes Places circle in Places square With Matches forms Matches basic shapes of Matches basic shape puzzle in a puzzle prompting and with the same different sizes blocks with different guidance, size and orientation begins to slide, orientation rotate, and flip objects to Stacks rings, Places circle, make them fit though may square, triangle not be in right in puzzle order 30-33 months 33-36 months 36-42 months 42-48 months 48-54 months 54-60 months Stacks rings Sorts basic Matches Recognizes and Sorts a wide variety of Recreates a picture (or other shapes familiar shapes names variations shapes or pattern using objects in the of different of the circle, shapes correct order) sizes and square, triangle, orientation and rectangle Identifies Recognizes and Matches Matches May not differentiate Recognizes a wide familiar names typical rectangles combinations of sides and corners , for range of rectangular objects by feel circle, square, shapes to each example in puzzles and shapes, with varying triangle other shapes sizes and orientations
Skill progression B. Composes geometric shapes Skill progression C. Spatial understanding Subdomain: Mathematical Thinking and Expression CD Goal 12: Children identify and use common shapes and concepts about position during play and other activities. Skill Progression 1-2 months 2-4 months 4-6 months 6-8 months 8-10 months 10-12 months Recognizes geometric shapes No observable skills 12-15 months 15-18 months 18-21 months 21-24 months 24-27 months 27-30 months Places circle in puzzle Places square in a puzzle With prompting and guidance, begins to slide, rotate, and flip objects to make them fit Matches forms with the same size and orientation Matches basic shapes of different sizes Matches basic shape blocks with different orientation Stacks rings, though may not be in right order Places circle, square, triangle in puzzle 30-33 months 33-36 months 36-42 months 42-48 months 48-54 months 54-60 months Stacks rings (or other objects in the correct order) Sorts basic shapes Matches familiar shapes of different sizes and orientation Recognizes and names variations of the circle, square, triangle, and rectangle Sorts a wide variety of shapes Recreates a picture or pattern using shapes Identifies familiar objects by feel Recognizes and names typical circle, square, triangle Matches rectangles Matches combinations of shapes to each other May not differentiate sides and corners , for example in puzzles and shapes Recognizes a wide range of rectangular shapes, with varying sizes and orientations