This article examines one of the challenges to the integration of classroom and large-scale portfolio assessment, a challenge posed by the use of a student's classroom portfolio for large-scale assessment of his or her individual competencies. When work is composed with the support of peers, teachers, and parents, whose work is being judged? The…

For the past five years, Vermont has been developing an innovative statewide assessment system in which portfolios of student work in mathematics and writing are a key element. The use of mathematics portfolios, particularly in elementary school, is a novel aspect of the assessment system. This study examines the elementary school mathematics…