This challenge involves eight three-cube models made from interlocking cubes. Investigate different ways of putting the models together then compare your constructions.
The Hair Colour Game
Age 5 to 7 Challenge Level:
It might help to have a group of friends to have a go at this
problem with you.
How will you decide which three cubes to take?
You could make the tree diagram using cubes or you could draw it on
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.