Jan 26, 2016 - In Topic B, students build and partition composite shapes, exploring fraction concepts as they identify the relationships between parts and wholes. Students see in Lesson 6 that the tangram puzzle (...

Jan 26, 2016 - Topic C naturally follows Topic B, where students composed and manipulated the rows and columns of an array. This topic is designed to deepen students’ understanding of spatial structuring as they...

Jan 26, 2016 - Objective: Recognize that equal parts of an identical rectangle can have different shapes.

Jan 26, 2016 - Objective: Partition circles and rectangles into equal parts, and describe those parts as halves, thirds, or fourths.

Jan 26, 2016 - Objective: Interpret equal shares in composite shapes as halves, thirds, and fourths.

Jan 26, 2016 - Objective: Combine shapes to create a composite shape; create a new shape from composite shapes.

Jan 26, 2016 - Objective: Use attributes to identify and draw different quadrilaterals including rectangles, rhombuses, parallelograms, and trapezoids.

Jan 26, 2016 - Objective: Build, identify, and analyze two-dimensional shapes with specified attributes.

Jan 26, 2016 - Objective: Use grid paper to create designs to develop spatial structuring.

Jan 26, 2016 - Objective: Use scissors to partition a rectangle into same-size squares, and compose arrays with the squares.

Jan 26, 2016 - Objective: Use math drawings to compose a rectangle with square tiles.