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Play this game and see if you can figure out the computer's chosen number.
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In these addition and subtraction games, you'll need to think strategically to get closest to the target.
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An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
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Can you select the missing digit(s) to find the largest multiple?
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A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.
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Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
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In each of these games, you will need a little bit of luck and your knowledge of place value to develop a winning strategy.
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In these multiplication and division games, you'll need to think strategically to get closest to the target.
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Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
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A game in which players take it in turns to choose a number. Can you block your opponent?
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15 = 7 + 8 and 10 = 1 + 2 + 3 + 4. Can you say which numbers can be expressed as the sum of two or more consecutive integers?
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Square numbers can be represented as the sum of consecutive odd numbers. What is the sum of 1 + 3 + ..... + 149 + 151 + 153?
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Try entering different sets of numbers in the number pyramids. How does the total at the top change?
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Explore the effect of reflecting in two parallel mirror lines.
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Alison, Bernard and Charlie have been exploring sequences of odd and even numbers, which raise some intriguing questions...
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How can you change the area of a shape but keep its perimeter the same? How can you change the perimeter but keep the area the same?
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Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?
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I'm thinking of a rectangle with an area of 24. What could its perimeter be?
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Imagine a very strange bank account where you are only allowed to do two things...
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Can you find sets of numbers which satisfy each of our mean, median, mode and range conditions?
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Can you figure out how sequences of beach huts are generated?
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In the 2020 Olympic Games, sport climbing was introduced for the first time, and something very interesting happened with the scoring system. Can you find out what was interesting about it?
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When number pyramids have a sequence on the bottom layer, some interesting patterns emerge...
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Explore the area of families of parallelograms and triangles. Can you find rules to work out the areas?
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Explore the effect of reflecting in two intersecting mirror lines.
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Play around with sets of five numbers and see what you can discover about different types of average...
Dave Hewitt suggests that there might be more to mathematics than looking at numerical results, finding patterns and generalising.
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Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
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Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a parallelogram.
