Stage: 3 and 4 Challenge Level:
There are a number of approaches to these tilings but all require
you to break the problem down and start by idenitfying units and
then how the units fit together.
I often find it useful to see the lines of shapes rather than the
The problem with lines is getting back to the right place to do
thenext line. The problem with groupings is
working out how these fit together if you wish to go beyond a very
Its up to you to investigate and the good thing is you will see
when it is going well!!