Jeong Oak Yun and Alfinio Flores
Manipulatives are used to help identify triangular, square, pentagonal, and hexagonal numbers to obtain algebraic representations.
Didem Akyuz
Promote discussions on integers in real life by using positive and negative numbers in the context of net worth.
Kristie J. Newton and Janice Sands
By exploring algorithms and getting answers to their “Why?” questions, students will gain confidence calculating with fractions.
Jeffrey M. Larson, Michael S. Jacobson, Katherine M. Den Ouden, and Carole G. Basile
Students expand their perspective when they consider counting with large numbers.
Leigh A. van den Kieboom and Marta T. Magiera
Teachers learn to appreciate varied student representations of the Flower Bed problem after working through it on their own.
Sarah B. Bush, Maggie B. McGatha, and Jennifer M. Bay-Williams
Budgeting credit card debt and calculating college costs provide real-world mathematical contexts.
Julie A. Mallia, Don Pawloski, and Peggy Daisey
Help students articulate their mathematical learning through writing.
Kenneth A. Whaley
Incorporate real-life events and hobbies into cross-curriculum writing and mathematics.