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Where is the best place for your numbers? How will you decide?
The last day for submitting solutions to the live problems is Monday 12 December.
problem
That number square
Age
5 to 11
Challenge level
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
problem
Less is more
Age
7 to 11
Challenge level
Use your knowledge of place value to try to win this game. How will you maximise your score?
problem
More less is more
Age
7 to 14
Challenge level
In each of these games, you will need a little bit of luck, and your knowledge of place value to develop a winning strategy.