

 Activity   
Allow children to see how shapes can be decomposed into other shapes and introduce them to tiling. Build patterns, create and solve critical thinking problems, and model various math concepts. 

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 Lesson plan   
This lesson contains several predesigned figures. Use pattern blocks to create the same figures. 

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 Activity   
Explore and describe geometric attributes in threedimensional shapes. 

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 Activity   
Determine the perimeter of a shape on a grid. 

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 Activity   
Find the area of a shape on a grid by counting squares. 

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 Activity   
Calculate the area of rectangles or compound figures using side lengths. 

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 Lesson plan   
Identify geometric solids including cubes, cylinders, cones, spheres, rectangular prisms, and pyramids; relate them to objects in the environment. 

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 Lesson plan   
Identify common plane shapes including squares, circles, rectangles, triangles. Identify polygons up to six sides. Classify shapes by common characteristics. 

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 Lesson plan   
Identify, compare, classify, and analyze attributes of two and three dimensional shapes. 

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 Lesson plan   
Sort items by multiple attributes, or combine attributes to form items in a matrix. 

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 Activity   
Find the angle (in degrees) between two lines. 

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 Activity   
Determine the perimeter of rectangles or compound figures using side lengths. 

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 Lesson plan   
Students learn to understand the lines of symmetry in different shapes. This lesson plan includes various exercises to identify and draw the lines of symmetry, and complete the shapes. 

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 Lesson plan   
Identify and draw lines of symmetry in twodimensional shapes. 

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 Activity   
Practice spatial skills by finding the correct image that is taken on a map. 

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