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January 4, 2010

June 23, 2009

Pave borders around recatangular areas of lawn. Work out how many pavers are needed for any size lawn. Practical problem that involves area and [...]
November 28, 2007

A tool to teach students how to find the area of rectangles using the formula, length x width. Students are able to drag squares into the [...]
November 28, 2007

A tool to teach perimeter and area. Show how shapes with the same area can have different perimeters.
November 28, 2007

This activity demonstrates how to measure area and perimeter.
November 6, 2007

Find the area of rectangles on a grid. Explore how the formula works for finding a rectangle’s area. First, estimate the area of a chosen [...]
October 30, 2007

Select from three levels of complexity for working with polygons. Estimate the area of a randomlygenerated polygon. Try counting squares on a [...]
October 30, 2007

Find the area of different types of triangles on a grid. Explore how the formula works. First, estimate the area of a chosen triangle on a grid. [...]
October 30, 2007