Common Core State Standards

# CCSS.MATH.CONTENT.1.G.A.2

Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and quarter-circles) or three-dimensional shapes (cubes, right rectangular prisms, right circular cones, and right circular cylinders) to create a composite shape, and compose new shapes from the composite shape.

9 teaching resources for those 'aha' moments

### Tangram Pieces

A set of tangram pieces.

1 page Grades: 1 - 4

### Tangram Treats - Task Cards and Templates (Full Color Version)

A set of 36 tangram task cards separated into three levels, along with two tangram cut-out templates.

1 page Grades: 1 - 4

### Tangram Treats - Task Cards and Templates (Low-Color Version)

A set of 36 low color tangram task cards separated into three levels, along with two tangram cut-out templates.

1 page Grades: 1 - 4

### Open-ended Math Problem Solving - Grades 1, 2, and 3 (Task Card Version)

A set of 20 open-ended problem solving task cards covering a range of mathematical concepts.

20 pages Grades: 1 - 3

### Open-Ended Math Problem Solving - Grades 1, 2, and 3 (PowerPoint Version)

A PowerPoint with 20 open-ended problem solving questions covering a range of mathematical concepts.

22 pages Grades: 1 - 3

### 3-D Figures - Individual Posters

This resource pack includes 3D object posters for a cube, sphere triangular based pyramid, triangular prism, rectangular prism, cylinder, cone and square based pyramid.

9 pages Grades: K - 5

### Tangram Activity

A poster showing examples of tangram shapes and a tangram template.

2 pages Grades: 1 - 4

### 3-D Figure Blue Print Poster

3-D Figures and their names on a poster.

1 page Grades: 2 - 6

### 2-D Shape Posters

A set of 2-D Shape Posters to display in your classroom.

15 pages Grades: K - 7