Standard - K.G.4:
Analyze and compare two- and three-dimensional shapes, in different sizes and orientations, using informal language to describe their similarities, differences, parts (e.g., number of sides and vertices/"corners") and other attributes (e.g., having sides of equal length).

Standard - K.G.5:
Model shapes in the world by building shapes from components (e.g., sticks and clay balls) and drawing shapes.

Standard - K.G.6:
Compose simple shapes to form larger shapes. For example, "Can you join these two triangles with full sides touching to make a rectangle?"