Resources and Tools for Elementary Math Specialists and Teachers
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Prime Numbers Video

This 4-minute video introduces the definition of a prime number and illustrates it through a discussion of factors and composite numbers. It makes use of the definition to explain why 1 is not a prime and ends with a question for the viewer to ponder.
Contributed by:, Publisher
Math TopicNumber Sense, Basic Operations, Number Concepts, Number Theory, Mathematical Practices, Mathematical Processes
Grade Level3, 4, 5
Resource TypeLecture/Presentation, Video

  • Additional Information
    • AudienceLearner
    • LanguageEnglish (USA)
    • Education Topic
    • Interdisciplinary Connection
    • Professional DevelopmentNo
    •, Publisher
    • Publication Date2010
    • Rights(c) 2010
    • AccessFree access
  • Standards
    • Common Core State Standards for Mathematics

      Select a standards document:

  • User Comments
    • 4
      Prime video
      By Uncle Bob on 04/19/2012 - 11:45
    • This brief video would make a good introduction to a lesson on primes and factors. Colleen King's chalk talks in general are thorough yet concise and very clearly understood.