Turn eigenvalues and eigenvectors into an engaging, student-centered game that builds real understanding, not just procedural skills. This low-prep activity gets students working collaboratively to solve, justify, and verify their thinking. What’s Included Matrix cards (A–E with 2×2 matrices) Operation cards (eigenvalues, eigenvectors, characteristic polynomials) Teacher instructions (clear and classroom-ready) Answer keys with full working Answer Checker Notes sheet (formative assessment to