In a cross-sectional study, 160 students in Grades 2, 4, 7, and 11 were interviewed about their reasoning when solving integer addition and subtraction open-number-sentence problems. We applied our previously developed framework for 5 Ways of Reasoning (WoRs) to our data set to describe patterns within and across participant groups. Our analysis…

With 50% new material reflecting current research and pedagogical perspectives, this indispensable course text and teacher resource is now in a thoroughly revised third edition. Leading educators provide a comprehensive picture of reading, writing, and oral language instruction in grades 5-12. Chapters present effective practices for motivating…