Activity

Card Flip Magic—Error Detection and Correction

Curated and Reviewed by Lesson Planet

I can find the error in an array of cards? After watching a demonstration class members search for the error is the provided cards. The resource provides a real-life example of using ISBN numbers in error detection and using check sums.

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Instructional Ideas
  • Discuss the real-life example right after the demonstration
  • Using their own sets of cards, have pupils try to determine the answers for the extension problems
Classroom Considerations
  • If teaching the class to do the trick, you will need several sets of 36 cards
Pros
  • Multiple videos show examples of the trick
  • The print material contains an explanation on why it is important to be able to detect errors and correct them
Cons
  • None