If you put three beads onto a tens/ones abacus you could make the
numbers 3, 30, 12 or 21. What numbers can be made with six beads?
Arrange 3 red, 3 blue and 3 yellow counters into a three-by-three
square grid, so that there is only one of each colour in every row
and every column
Jack has nine tiles. He put them together to make a square so that
two tiles of the same colour were not beside each other. Can you
find another way to do it?
What is the least number of moves you can take to rearrange the
bears so that no bear is next to a bear of the same colour?
This task requires learners to explain and help others, asking and answering questions.
This is a game in which your counters move in a spiral round the snail's shell. It is about understanding tens and units.