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Here is a chance to play a version of the classic Countdown Game.
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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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Use your knowledge of place value to try to win this game. How will you maximise your score?
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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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Ten cards are put into five envelopes so that there are two cards in each envelope. The sum of the numbers inside it is written on each envelope. What numbers could be inside the envelopes?
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I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?
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Can you make doughnuts by matching these fractions, decimals and percentages?
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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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How many solutions can you find to this sum? Each of the different letters stands for a different number.
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A game for 2 or more people, based on the traditional card game Rummy.
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Play this game to learn about adding and subtracting positive and negative numbers
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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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How many different symmetrical shapes can you make by shading triangles or squares?
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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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A jigsaw where pieces only go together if the fractions are equivalent.
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If you are given the mean, median and mode of five positive whole numbers, can you find the numbers?
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Each clue in this Sudoku is the product of the two numbers in adjacent cells.
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Can you arrange the numbers 1 to 17 in a row so that each adjacent pair adds up to a square number?
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Mathematicians are always looking for efficient methods for solving problems. How efficient can you be?
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Can you work out which drink has the stronger flavour?
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Create some shapes by combining two or more rectangles. What can you say about the areas and perimeters of the shapes you can make?
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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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Can you find the squares hidden on these coordinate grids?
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Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?
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How many questions do you need to identify my quadrilateral?
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Take an equilateral triangle and cut it into smaller pieces. What can you do with them?
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These eleven shapes each stand for a different number. Can you use the multiplication sums to work out what they are?
