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Can you find the connections between linear and quadratic patterns?
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Join pentagons together edge to edge. Will they form a ring?
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Aisha's division and subtraction calculations both gave the same answer! Can you find some more examples?
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Isometric Areas explored areas of parallelograms in triangular units. Here we explore areas of triangles...
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Is there an efficient way to work out how many factors a large number has?
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Take any four digit number. Move the first digit to the end and move the rest along. Now add your two numbers. Did you get a multiple of 11?
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Charlie and Abi put a counter on 42. They wondered if they could visit all the other numbers on their 1-100 board, moving the counter using just these two operations: ×2 and -5. What do you think?
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Liam's house has a staircase with 12 steps. He can go down the steps one at a time or two at time. In how many different ways can Liam go down the 12 steps?
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The Egyptians expressed all fractions as the sum of different unit fractions. Here is a chance to explore how they could have written different fractions.
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There are lots of ideas to explore in these sequences of ordered fractions.
