A little mouse called Delia lives in a hole in the bottom of a
tree.....How many days will it be before Delia has to take the
same Investigate the number of paths you can take from one
vertex to another in these 3D shapes. Is it possible to take an
odd number and an even number of paths to the same vertex? You
can trace over all of the diagonals of a pentagon without
lifting your pencil and without going over any more than once.
Can the same thing be done with a hexagon or with a heptagon?
Could you draw the shapes without removing your pencil from the
paper. Which ones were possible and which ones impossible? These
are the networks that Mithran, who is from Australia, could
follow. He has sent in his results and shown with arrows the
path that he took in completing the shapes. Try some for