Edited sentence: Among positive evidence, “The research evidence about Everyday Mathematics (EM) almost all points in the same direction: Children who use EM tend to learn more mathematics and like it better than children who use other programs.Few other programs have been through so much testing and research.It was originally developed as a research project for the University of Chicago.Nevertheless, the program has been challenged by critics.“Each grade level of the Everyday Mathematics program went through a three-year development cycle that included a year of writing, a year of extensive field-testing in a cross-section of classrooms, and a year of revising…” (University of Chicago 2005).“[d]espite its critics, Everyday Mathematics has 13 years of university research behind it …” (Knight 2005).” (University of Chicago 2005)