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Exploring Diagonals

Move the corner of the rectangle. Can you work out what the purple number represents?

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Drawing Polygons

I wonder which polygons we can draw on dotty paper...

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Drawing Squares

Take a look at the video showing squares drawn on dotty grids...

Areas of Squares

Stage: 3 and 4

This resource is part of "Dotty Grids - Exploring Area"


I wonder what we can find out about the areas of shapes drawn on dotty grids...

This video might give you some ideas.


Play with the interactive environment below, or print out some dotty paper.

Full Screen tablet/mobile friendly version


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