Working systematically
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problemCharitable pennies
Investigate the different ways that fifteen schools could have given money in a charity fundraiser. -
problemRod area
This task challenges you to create symmetrical U shapes out of rods and find their areas.
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problemLatin lilies
In this game you are challenged to gain more columns of lily pads than your opponent.
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problemNeighbourly addition
I added together some of my neighbours' house numbers. Can you explain the patterns I noticed?
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problemThe Number Jumbler
The Number Jumbler can always work out your chosen symbol. Can you work out how?
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problemTables teaser
How will you work out which numbers have been used to create this multiplication square?
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problemSticky dice
Throughout these challenges, the touching faces of any adjacent dice must have the same number. Can you find a way of making the total on the top come to each number from 11 to 18 inclusive? -
problemWindow frames
This task encourages you to investigate the number of edging pieces and panes in different sized windows.