Stage: 2, 3 and 4 Challenge Level: 
Let's begin by looking at the "humble" square. Below is the pattern reproduced after three stages of development :
What would subsequent stages of development look like?
If instead of squares equilateral triangles or regular hexagons had been used?
What about this?
Angle properties of shapes. Logo. Squares. Practical Activity. Angles. Working systematically. Recursion. Iteration. Sequences. Investigations.
Published September 2003.
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