Resources and Tools for Elementary Math Specialists and Teachers
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Once Upon a Time

This problem, based on the story of Goldilocks and the Three Bears, provides a context for children to apply ratio and proportion concepts as well as fraction computation skills. Using the given size relationships among the bears, solvers determine the sizes of various objects in the bears' house. The Teachers' Notes page offers suggestions for implementation, key questions, ideas for extension and support, a printable pdf of the problem, and links to related problems.
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Contributed by: Millennium Mathematics Project, Publisher
Math TopicMeasurement, Number Sense, Fractions, Basic Operations, Number Concepts, Mathematical Practices, Mathematical Processes
Grade Level4, 5, 6+
Resource TypeActivity

  • Additional Information
    • AudienceLearner
    • LanguageEnglish (United Kingdom), Chinese, Dutch, French, German, Italian, Spanish
    • Education Topic
    • Interdisciplinary Connection
    • Professional DevelopmentNo
    • ContributorMillennium Mathematics Project, Publisher
    • Publication Date2010-01
    • RightsCopyright (c) 2007 University of Cambridge
      http://nrich.maths.org/public/terms.php
    • AccessFree access
  • Standards
    • Common Core State Standards for Mathematics

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