Assessment

A Golden Crown?

Curated and Reviewed by Lesson Planet

In this assessment task, learners determine whether a crown with given information is composed of pure gold. The task expects algebraic and numerical solution methods, so unlike Archimedes, no bathtub is necessary.

3 Views 1 Download
CCSS: Designed
Additional Tags
Instructional Ideas
  • Use actual values for the density of gold and silver to make the task more real
  • Have the class investigate the method Archimedes used to solve the problem
Classroom Considerations
  • Learners must know how to solve systems of equations in addition to using proportional reasoning
Pros
  • Simple, straightforward task makes for easy lesson planning
Cons
  • Rubric is confusing, particularly in regards to partial credit scoring
  • Task references Archimedes but does not show how Archimedes solved the problem