An examination of core high school mathematics content and problems from a mathematically advanced standpoint: looking at alternate definitions, language, and approaches, and exploring connections between topics usually studied separately. Topics selected from among congruence, distance and similarity, trigonometry, area and volume, axiomatics, and Euclidean geometry. Emphasis is placed on problem solving both individually and collaboratively. Prerequisites: One year of calculus and at least one proof or algebraic structure course such as Linear Algebra, Abstract Algebra, or Real Analysis. [ 3 credits ]