All Lessons

(Y2) Compare and order several shapes and objects based on length, area, volume and capacity using appropriate uniform informal units (ACMMG037)

2.MD.3 Estimate lengths using units of inches, feet, centimeters, and meters.

2.G.1 Recognize and draw shapes having specified attributes, such as a given number of angles or a given number of equal faces. Identify triangles, quadrilaterals, pentagons, hexagons, and cubes.

(F) Use concrete models of square units to find the area of a rectangle by covering it with no gaps or overlaps, counting to find the total number of square units, and describing the measurement using a number and the unit

(Y2) Compare and order several shapes and objects based on length, area, volume and capacity using appropriate uniform informal units (ACMMG037)

2.G.2 Partition a rectangle into rows and columns of same-size squares and count to find the total number of them.

2.G.3 Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape.

(Y2) Identify and describe half and quarter turns (ACMMG046)

2.G.3 Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape.