

 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   
Use the coordinate system to describe the location and relative position of points and draw figures in the first quadrant. 

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 Activity   
Explore and describe geometric attributes in threedimensional shapes. 

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 Lesson plan   
Graph points on a coordinate plane (first quadrant only). 

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 Lesson plan   
Classify quadrilaterals by their sides and by their angles. 

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 Lesson plan   
Identify, estimate, and measure the angles of plane figures using appropriate tools. 

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 Lesson plan   
Identify, predict, and describe the results of transformations of plane figures (reflections, rotations, translations.) 

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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, define, describe, and accurately represent triangles. 

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 Lesson plan   
Classify plane figures according to types of symmetry (line, rotational). 

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 Lesson plan   
Identify, estimate, and measure the angles of plane figures using appropriate tools. 

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 Lesson plan   
Find the perimeter and area of irregular figures. Estimate the perimeter and area of irregular figures. 

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 Lesson plan   
Identify solid figures including prisms, pyramids, cones and spheres. Identify the nets of solid figures. 

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