Activity

Archimedes and the King's Crown

Curated and Reviewed by Lesson Planet
This Archimedes and the King's Crown activity also includes:

Learners will shout "Eureka!" in this quick but deep activity replicating the famous bathtub experiment of Archimedes. Given the scenario of a king with a suspected fake crown, young investigators develop formulas using density to determine crown composition. They then work to extend this formula to the more generic problem of mixed compositions.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Try linking with a science class experiment on density or a history lesson on ancient Greek science
Classroom Considerations
  • Student worksheet not separated from teaching notes or solutions
  • ESL considerations might come into play with high reading level of student instructions
  • Some learners might benefit from concrete examples (real numbers) before tackling more abstract formula development
Pros
  • Connections between modern math and ancient methods are quite elegant
  • Learners get practice dealing with abstract trends and patterns, providing key skills for higher-level math
Cons
  • Part c solution references that gold is twice the density of silver without introduction or justification
Common Core