This ladybird is taking a walk round a triangle. Can you see how much he has turned when he gets back to where he started?
A Bag of Marbles
Stage: 1 Challenge Level:
You could print off this sheet which has pictures of the marbles on. If you cut them out, you could move them around and group them as you work on the problem.
Is there only one marble that sparkles when rolling and is dark inside?
How do you know?
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the
NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to
embed rich mathematical tasks into everyday classroom practice. More information on many of our other activities
can be found here.