Conjecturing and generalising

  • Maths Trails
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    Maths trails

    The NRICH team are always looking for new ways to engage teachers and pupils in problem solving. Here we explain the thinking behind maths trails.
  • Games Related to Nim
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    Games related to Nim

    This article for teachers describes several games, found on the site, all of which have a related structure that can be used to develop the skills of strategic planning.

  • Winning Lines
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    Winning lines

    An article for teachers and pupils that encourages you to look at the mathematical properties of similar games.
  • Go Forth and Generalise
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    Go forth and generalise

    Spotting patterns can be an important first step - explaining why it is appropriate to generalise is the next step, and often the most interesting and important.
  • Fractional Calculus III
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    Fractional calculus III

    Fractional calculus is a generalisation of ordinary calculus where you can differentiate n times when n is not a whole number.

  • Fractional Calculus II
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    Fractional calculus II

    Here explore some ideas of how the definitions and methods of calculus change if you integrate or differentiate n times when n is not a whole number.

  • Fractional Calculus I
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    Fractional calculus I

    You can differentiate and integrate n times but what if n is not a whole number? This generalisation of calculus was introduced and discussed on askNRICH by some school students.

  • Magic Squares II
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    Magic squares II

    An article which gives an account of some properties of magic squares.

  • Magic Squares
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    Magic squares

    An account of some magic squares and their properties and and how to construct them for yourself.
  • Why stop at Three by One
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    Why stop at three by one

    Beautiful mathematics. Two 18 year old students gave eight different proofs of one result then generalised it from the 3 by 1 case to the n by 1 case and proved the general result.