Resources and Tools for Elementary Math Specialists and Teachers
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28 and It's Upward and Onward

In this open-ended investigation, students use visualizing skill and work systematically to explore surface area. Learners use linking cubes to build three-dimensional objects with exactly 28 faces exposed. Ideas for implementation, extension and support are included.
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Contributed by: Millenium Mathematics Project, Publisher
Math TopicGeometry, Measurement, Number Sense, Number Concepts, Mathematical Practices, Mathematical Processes
Grade Level3, 4, 5
Resource TypeActivity

  • Additional Information
    • AudienceLearner
    • LanguageEnglish (United Kingdom), Chinese, Dutch, French, German, Italian, Spanish
    • Education Topic
    • Interdisciplinary Connection
    • Professional DevelopmentNo
    • ContributorMillenium Mathematics Project, Publisher
    • Publication Date2009-12
    • 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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