Objective: Use defining attributes to sort shapes.

Essential Question: How can you use attributes to sort two-dimensional shapes?

Vocabulary:

- circles
- rectangles
- sides
- square
- triangles
- vertices

Lesson 12.2- Hands On- Describe Two-Dimensional Shapes

Objective: Describe attributes of two-dimensional shapes

Essential Question: What attributes can you use to describe two-dimensional shapes?

Vocabulary:

- hexagon
- trapezoid

Lesson 12.3-Hands On- Combine Two-Dimensional Shapes

Objective: Use objects to compose new two-dimensional shapes.

Essential Question: How can you put two dimensional shapes together to make new two-dimensional shapes?

Homework Video:

Lesson 12.4-Combine More Shapes

Objective: Compose a new shape by combining two-dimensional shapes.

Essential Question: How can you combine two-dimensional shapes to make new shapes?

Homework Video:

Lesson 12.5-Problem Solving- Make New Two-Dimensional Shapes

Objective: Make new shapes from composite two-dimensional shapes using the strategy act it out.

Essential Question: How can acting it out help you make new shapes from combined shapes?

Homework Video:

Lesson 12.6-Hands On- Find Shapes in Shapes

Objective: Decompose combined shapes into shapes.

Essential Question: How can you find shapes in other shapes?

Homework Video:

Lesson 12.7- Take Apart Two-Dimensional Shapes

Objective: Decompose two-dimensional shapes into parts.

Essential Question: How can you take apart two-dimensional shapes?

Homework Video:

Lesson 12.8- Equal or Unequal Parts

Objective: Identify equal and unequal parts (or shapes) in two-dimensional shapes.

Essential Question: How can you identify equal and unequal parts in two-dimensional shapes?

Vocabulary:

- equal parts
- equal shares
- unequal parts
- unequal shares

Lesson 12.9- Halves

Objective: Partition circles and rectangles into two equal shares.

Essential Question: How can a shape be separated into two equal shares?

Vocabulary:

- half of
- halves

Lesson 12.10- Fourths

Objective: Partition circles and rectangles into four equal shares.

Essential Question: How can a shape be separated into four equal shares?

Vocabulary:

- fourth of
- fourths
- quarter of
- quarters

Chapter 12 Review

Homework Video:

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