Stage: 3 Challenge Level: 
Try drawing these maps without lifting your pencil
What do you notice about the start and end positions?
- Now consider these
What do you notice about the start and end positions now?
Topology. Generalising. Mathematical reasoning & proof. Cubes. Visualising. Creating expressions/formulae. Networks/Graph Theory. Working systematically. Mathematical modelling. Interactivities.
Published October 2003.
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