Many ways to see
When working mathematically, we use many different tools to help us to understand, like diagrams, tables of results, algebraic rules, graphs, and models. In these problems, we invite you to use a range of different tools and find out how switching between different ways of working can help you to crack tricky challenges!
The Remainders Game Age 7 to 14
Challenge Level
Challenge Level
Play this game and see if you can figure out the computer's chosen number.
Magic Crosses Age 7 to 14
Challenge Level
Challenge Level
Can you find examples of magic crosses? Can you find all the possibilities?
Remainders Age 7 to 14
Challenge Level
Challenge Level
I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?
Always a Multiple? Age 11 to 14
Challenge Level
Challenge Level
Think of a two digit number, reverse the digits, and add the numbers together. Something special happens...
Which Is Cheaper? Age 14 to 16
Challenge Level
Challenge Level
When I park my car in Mathstown, there are two car parks to choose from. Can you help me to decide which one to use?
Which Is Bigger? Age 14 to 16
Challenge Level
Challenge Level
Which is bigger, n+10 or 2n+3? Can you find a good method of answering similar questions?
Exploring Cubic Functions Age 14 to 18
Challenge Level
Challenge Level
Quadratic graphs are very familiar, but what patterns can you explore with cubics?
Two-faced Conic Sections Age 14 to 18
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.