Investigations
Unit 1: Attributes of Shapes and Parts of a Whole
Geometry and Fractions
Investigation 1: Attributes of 2-D and 3-D Shapes
Students develop visual images of 2-D and 3-D shapes and geometric language for identifying and describing them. They focus on the shapes and number of faces as they describe, sort, and draw Geoblocks and match each of the 3-D shapes to 2-D images of their faces.
Standards:
2.G.1
Investigation 2: Quadrilaterals, Rectangles, and Squares
Students investigate attributes of 2-D shapes as they sort shape cards and categorize polygons according to the number of sides.
Standards:
2.OA.1, 2.OA.2, 2.G.1, 2.G.2
Investigation 3: Halves, Quarters, and Thirds