Real-Life Math | Zoo Keeper, Birds

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Birds of a feather flock together, so it's easy to estimate their number. Pupils watch an installment of a larger Real-Life Math series in which a zookeeper explains how she uses math to estimate the number of birds. They then try out the sampling strategy using small objects.

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CCSS: Designed
Instructional Ideas

  • Have a contest to see which group guesses the closest number
Classroom Considerations

  • Knowledge of ratios is beneficial, but not necessary
  • Activity requires 50-100 small objects of the same size
Pros

  • Includes a recording sheet for estimation strategies
  • Lists discussion questions to use in the activity
Cons

  • None
Common Core