Which is Bigger?

This Which is Bigger? assessment also includes:

To take the longest path, go around—or was that go over? Class members measure scale drawings of a cylindrical vase to find the height and diameter. They calculate the actual height and circumference and determine which is larger.  

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CCSS: Designed
Instructional Ideas

  • Change up the diagrams to force pupils to calculate the measurement of the actual vase by using different scales
Classroom Considerations

  • Requires access to metric rulers
  • Allow for all the work to be done with the scale since both images are of the same scale
Pros

  • The resource includes information on the performance of the task in a national assessment
  • Provides typical understandings and misconceptions associated with individual scores
Cons

  • The rubric contains dimensions in the points column
Common Core