

 Activity   
Sorting and counting; size, color, amount, shapes and groups. 

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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   
Sort items based on size, color, amount and shape. 

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 Activity   
A machine to solve a variety of sums. 

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 Lesson plan   
Discover and create the formula for the surface area of a cylinder. Apply this formula to calculate the surface area of various cylinders. 

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 Lesson plan   
Find the surface area of a sphere. Apply to contextual problems. 

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 Lesson plan   
Find the surface area of pyramids and cones. Apply to solve contextual problems. 

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 Lesson plan   
Solve systems of equations by graphing. Solve contextual problems using systems of equations. 

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 Activity   
Students learn to calculate subtotals, sales tax amounts, and total purchase amounts for multiitem sales receipts. 

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 Activity   
An analog or a digital clock with or without colored hands. A clock that is suitable for the lesson. 

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

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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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 Lesson plan   
Graph points on a coordinate plane. Identify quadrants. Locate the vertices of a shape on the coordinate plane. Find the area and perimeter of the shapes. 

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 Lesson plan   
Find the distance between two points in the coordinate plane using the Pythagorean Theorem. 

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