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?

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 is a game in which your counters move in a spiral round the snail's shell. It is about understanding tens and units.

This task requires learners to explain and help others, asking and answering questions.

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?