Gregorio A. Ponce and Imre Tuba
Line dancing is an effective—and fun!—way to convey core mathematical ideas.
Joe Garofalo, Christine P. Trinter, and Barbara A. Swartz
Logical arguments use examples and existence to prove or disprove four statements.
Amy L. Nebesniak and A. Aaron Burgoa
A sequenced approach to quadratics helps students develop conceptual understanding of the vertex formula.
Antonella Cupillari
Three assignments focused on the dimensions and shape of tuna cans use geometry, algebra, calculus, three-dimensional thinking, and writing.
Cynthia Oropesa Anhalt and Ricardo Cortez
A task about locating a lost cell phone illustrates the Common Core elements of mathematical modeling. An assessment rubric helps teachers evaluate student work critically.