Teachers across the nation are taking up the call to prepare students for new standards and assessments that require written explanations on a variety of math tasks. But what does it really mean to "explain your answer," and how do educators begin supporting students to write in a genre that is new to both students and teachers? This…

This report offers a number of specific teaching techniques that research suggests will help 4th- to 12th-grade students in this nation's schools. The report focuses on all students, not just those who display writing difficulties, although this latter group is deservedly the focus of much attention. The premise of this report is that all students…