Use popular culture to draw students' attention to mathematical topics.
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Michael Weiss
Core content provides opportunities to focus on the structure of mathematical theory, proof, and anticipation of subsequent topics.
A set of problems of many types.
Readers comment on published articles or offer their own ideas.
Darla R. Berks and Amber N. Vlasnik
Two teachers discuss the planning and observed results of an introductory problem to help students nail a conceptual approach to solving systems of equations.
Connie Colton and Wendy M. Smith
A multiphase lesson on selling T-shirts guides students from single-variable equations to linear relationships.
Patricia Wallace-Gomez
Three graphing activities lead students to discover the shapes and properties of the graphs for linear, quadratic, and absolute value functions and inequalities.
Vincent Kieftenbeld
The author guides readers through an investigation of the efficiency of the Euclidean algorithm, leading to a remarkable connection with the Fibonacci numbers.
A set of problems of many types.
Shawn Triplett
Diagonalization of the Fibonacci matrix ties the sequence to geometry.
