Year 2 Conjecturing and generalising

  • Carroll Diagrams
    problem
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    Carroll Diagrams

    Age
    5 to 11
    Challenge level

    Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?

  • Make 37 Poster
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    Make 37

    Age
    5 to 11
    Challenge level

    Four bags contain 1s, 3s, 5s and 7s. Can you pick ten numbers from the bags so that their total is 37?

  • Hundred Square Poster
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    Hundred Square

    Age
    5 to 11
    Challenge level

    A hundred square has been printed on both sides of a piece of paper. What is on the back of 100? 58? 23? 19?

  • Growing Garlic
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    Growing Garlic

    Age
    5 to 11
    Challenge level

    Ben and his mum are planting garlic. Can you find out how many cloves of garlic they might have had?

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    How Odd

    Age
    5 to 11
    Challenge level

    This problem challenges you to find out how many odd numbers there are between pairs of numbers.

  • Odd times Even
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    Odd Times Even

    Age
    5 to 11
    Challenge level

    This problem looks at how one example of your choice can show something about the general structure of multiplication.

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