Visualising and representing

There are 575 NRICH Mathematical resources connected to Visualising and representing
Growing Surprises
problem
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Growing surprises

Age
11 to 14
Challenge level
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Can you find the connections between linear and quadratic patterns?
Square Number Surprises
problem
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Square number surprises

Age
14 to 16
Challenge level
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There are unexpected discoveries to be made about square numbers...
Multiple Surprises
problem
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Multiple surprises

Age
11 to 16
Challenge level
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Sequences of multiples keep cropping up...
Fibonacci Surprises
problem
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Fibonacci surprises

Age
11 to 14
Challenge level
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Play around with the Fibonacci sequence and discover some surprising results!

Puzzling Place Value
problem
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Puzzling place value

Age
14 to 16
Challenge level
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Can you explain what is going on in these puzzling number tricks?
Reversals
problem
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Reversals

Age
11 to 14
Challenge level
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Where should you start, if you want to finish back where you started?
Quadratic Patterns
problem
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Quadratic patterns

Age
14 to 16
Challenge level
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Surprising numerical patterns can be explained using algebra and diagrams...

Pythagoras Perimeters
problem
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Pythagoras perimeters

Age
14 to 16
Challenge level
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If you know the perimeter of a right angled triangle, what can you say about the area?
Hollow Squares
problem
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Hollow squares

Age
14 to 16
Challenge level
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Which armies can be arranged in hollow square fighting formations?
Impossibilities
problem
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Impossibilities

Age
11 to 14
Challenge level
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Just because a problem is impossible doesn't mean it's difficult...