Collecting data

  • Healthy Snack Shop
    problem

    Healthy Snack Shop

    Age
    7 to 11
    Challenge level
    What information do you need to know to set up a healthy snack shop for your class?
  • Inspector Morse
    problem

    Inspector Morse

    Age
    11 to 14
    Challenge level

    You may like to read the article on Morse code before attempting this question. Morse's letter analysis was done over 150 years ago, so might there be a better allocation of symbols today?

  • Where are you flying?
    problem

    Where Are You Flying?

    Age
    14 to 18
    Challenge level

    Where do people fly to from London? What is good and bad about these representations?

  • A population survey
    problem

    A Population Survey

    Age
    14 to 18
    Challenge level

    A geographical survey: answer the tiny questionnaire and then analyse all the collected responses...

  • A well-stirred sample
    problem

    A Well-Stirred Sample

    Age
    16 to 18
    Challenge level
    Typical survey sample sizes are about 1000 people. Why is this?
  • Enriching Data Handling
    article

    Enriching Data Handling

    This article for teachers looks at some suggestions taken from the NRICH website that offer a broad view of data and ask some more probing questions about it.
  • project

    Avalanche!

    7 to 14

    Investigate how avalanches occur and how they can be controlled

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