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LOGO Challenge 5 - Patch

Using LOGO, can you construct elegant procedures that will draw this family of 'floor coverings'?

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LOGO Challenge 6 - Triangles and Stars

Recreating the designs in this challenge requires you to break a problem down into manageable chunks and use the relationships between triangles and hexagons. An exercise in detail and elegance.

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Weekly Problem 35 - 2012

Weekly Problem 35 - 2012

Can You Explain Why?

Stage: 3 Challenge Level: Challenge Level:2 Challenge Level:2

Imagine having a pencil, ruler, protractor and compass and being asked to draw the triangle below.

Can you explain why it is an impossible triangle to construct?