To better understand how teachers can capitalize on the power of story problems, Jacobs and Ambrose analyzed teacher-student conversations in problem-solving interviews. They identified eight categories of teacher moves that, when timed properly, were productive in advancing mathematical conversations. (Contains 2 tables.)

To assess students' developing literacy, teachers regularly listen as individuals read. Similarly, listening to students talk about their mathematical reasoning is a powerful way for teachers to assess students' problem-solving abilities and mathematical understanding. Traditional paper-and-pencil tests have long been the main avenue to evaluate…

This article describes the results of a year-long exploration of first graders' tool use. It also showcases instructional activities designed to link tool use with quantitative understanding. (Contains 3 figures.)