Curriculum / Math / 1st Grade / Unit 8: Shapes and Time / Lesson 13

Shapes and Time

Lesson 13

Math

Unit 8

1st Grade

Lesson 13 of 16

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Objective

Compare halves and fourths of the same whole and describe how the size of the shares changes.

Student-Facing

I can compare halves and fourths of the same whole and tell which pieces are bigger.

Lesson Map

Topic A: Sort, Identify, and Classify Shapes

Sort two-dimensional shapes by any attributes.

Standards

1.G.A.1

Identify, build, and draw circles and triangles using defining attributes.

Standards

1.G.A.1

Identify, build, and draw rectangles and squares using defining attributes.

Standards

1.G.A.1

Sort two-dimensional shapes by their defining attributes.

Standards

1.G.A.1

Sort three-dimensional shapes by any attributes.

Standards

1.G.A.1

Identify three-dimensional shapes based on defining attributes.

Standards

1.G.A.1

Identify two- and three-dimensional shapes in the environment.

Standards

1.G.A.1

Topic B: Composing Shapes

Compose two-dimensional shapes in different ways.

Standards

1.G.A.11.G.A.2

Compose three-dimensional shapes in different ways.

Standards

1.G.A.11.G.A.2

Identify two- and three-dimensional composite shapes in the environment.

Standards

1.G.A.11.G.A.2

Topic C: Partitioning Shapes

Partition circles and rectangles into 2 equal shares, called halves.

Standards

1.G.A.3

Partition circles and rectangles into four equal shares, called fourths, or quarters.

Standards

1.G.A.3

Compare halves and fourths of the same whole and describe how the size of the shares changes.

Standards

1.G.A.3

Topic D: Telling Time

Tell time to the hour using the parts of an analog clock.

Standards

1.MD.B.3

Tell time to the half hour on an analog clock.

Standards

1.MD.B.3

Match analog and digital times on clocks.

Standards

1.MD.B.3

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