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The Pretzel

Keywords: Vector Calculus, Scalar Field, Line Integrals


Highlights of the activity

  1. This small group activity is designed to provide practice evaluating and interpreting (scalar) line integrals.
  2. Students work in small groups to determine the amount of chocolate on a pretzel.
  3. The whole class wrap-up discussion emphasizes the “Use what you know!” strategy for evaluating (line) integrals.

Reasons to spend class time on the activity

  • Good physical application of scalar line integrals.
  • Also makes good homework (or exam) problem.


Instructor's Guide


Student Handouts


Authors: Tevian Dray and Corinne Manogue
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