Arithmetic sequences

  • Next Domino
    problem
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    Next Domino

    Age
    5 to 7
    Challenge level
    1 out of 3

    Which comes next in each pattern of dominoes?

  • problem
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    Buzzy Bee

    Age
    5 to 7
    Challenge level
    1 out of 3

    Buzzy Bee was building a honeycomb. She decorated the honeycomb with a pattern using numbers. Can you discover Buzzy's pattern and fill in the empty cells for her?

  • A row of dominoes falling over.
    problem
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    Domino Sequences

    Age
    5 to 7
    Challenge level
    1 out of 3

    Find the next two dominoes in these sequences.

  • 100 Square Jigsaw
    problem
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    100 Square Jigsaw

    Age
    5 to 7
    Challenge level
    1 out of 3

    Can you complete this jigsaw of the 100 square?

  • Missing Middles
    problem
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    Missing Middles

    Age
    5 to 7
    Challenge level
    2 out of 3

    Can you work out the domino pieces which would go in the middle in each case to complete the pattern of these eight sets of three dominoes?

  • Doplication
    problem
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    Doplication

    Age
    7 to 11
    Challenge level
    1 out of 3

    We can arrange dots in a similar way to the 5 on a dice and they usually sit quite well into a rectangular shape. How many altogether in this 3 by 5? What happens for other sizes?

  • Multiplication Square Jigsaw
    problem
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    Multiplication Square Jigsaw

    Age
    7 to 11
    Challenge level
    1 out of 3

    Can you complete this jigsaw of the multiplication square?

  • Pocket money
    problem
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    Pocket Money

    Age
    11 to 14
    Challenge level
    1 out of 3

    Which of these pocket money systems would you rather have?

  • Days and Dates
    problem
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    Days and Dates

    Age
    11 to 14
    Challenge level
    1 out of 3

    Investigate how you can work out what day of the week your birthday will be on next year, and the year after...

  • Picturing Square Numbers
    problem
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    Picturing Square Numbers

    Age
    11 to 14
    Challenge level
    1 out of 3

    Square numbers can be represented as the sum of consecutive odd numbers. What is the sum of 1 + 3 + ..... + 149 + 151 + 153?