Visualising and representing

There are 575 NRICH Mathematical resources connected to Visualising and representing
Placeholder: several colourful numbers
problem

Triangles in the middle

Age
11 to 18
Challenge level
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This task depends on groups working collaboratively, discussing and reasoning to agree a final product.
Auditorium Steps
problem

Auditorium steps

Age
7 to 14
Challenge level
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What is the shape of wrapping paper that you would need to completely wrap this model?
Sprouts
game

Sprouts

A game for 2 people. Take turns joining two dots, until your opponent is unable to move.
Wrapping Presents
problem

Wrapping presents

Age
7 to 11
Challenge level
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Choose a box and work out the smallest rectangle of paper needed to wrap it so that it is completely covered.
Pyramid numbers
problem

Pyramid numbers

Age
7 to 11
Challenge level
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What are the next three numbers in this sequence? Can you explain why are they called pyramid numbers?
Cube Paths
problem

Cube paths

Age
11 to 14
Challenge level
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Given a 2 by 2 by 2 skeletal cube with one route `down' the cube. How many routes are there from A to B?
Paving Paths
problem

Paving paths

Age
11 to 14
Challenge level
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How many different ways can I lay 10 paving slabs, each 2 foot by 1 foot, to make a path 2 foot wide and 10 foot long from my back door into my garden, without cutting any of the paving slabs?
Getting an angle
problem

Getting an angle

Age
11 to 14
Challenge level
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How can you make an angle of 60 degrees by folding a sheet of paper twice?
Shunting Puzzle
problem

Shunting puzzle

Age
7 to 11
Challenge level
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Can you shunt the trucks so that the Cattle truck and the Sheep truck change places and the Engine is back on the main line?
Clocked
problem

Clocked

Age
11 to 14
Challenge level
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Is it possible to rearrange the numbers 1,2......12 around a clock face in such a way that every two numbers in adjacent positions differ by any of 3, 4 or 5 hours?