1 out of 3
What can you discover about adding and subtracting sets of consecutive numbers?
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Think of a number and follow the machine's instructions... I know what your number is! Can you explain how I know?
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Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
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What is the smallest number of answers you need to reveal in order to work out the missing headers?
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Here's a strategy game with lots to explore. Can you find out enough to guarantee a win, no matter what the settings?
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The Number Jumbler can always work out your chosen symbol. Can you work out how?
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Use your knowledge of place value to try to win this game. How will you maximise your score?
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Can you use the clues to complete these 4 by 4 Mathematical Sudokus?
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In these multiplication and division games, you'll need to think strategically to get closest to the target.
2 out of 3
In this 100 square, what is the sum of the numbers that are diagonally opposite each other?
