Compares and contrasts the concept of social constructivism derived from work of Piaget and Vygotsky and examines their implications for young children's learning. Emphasizes the nature of social interaction with adults and children and its role in the construction of shared knowledge. Suggests that similarities in these two approaches are more…

Investigates processes involved in visual estimation and processes of judgment in visual estimation situations involving proportional reasoning. Exposure to a unit in the Agam project, designed to enhance visual estimation capabilities, resulted in changes in the nine-year-old subjects' strategies, reflecting processes by which children overcome…

"Mental modeling" refers to a student's ability to visualize or comprehend the information research process. This article reviews 50 years of changing conceptions of how we learn: behaviorist, cognitivist, and constructivist perspective; describes the application of three "mental models" to interactive technology; and discusses…

Presents, in the form of a fictitious letter to a new teacher taking a graduate-level course, an essay that explores questions often raised by young teachers. Provides a set of principles for becoming a holistic, constructivist teacher. (SR)

Describes the Leadership Institute for Environmental Education (LIFE Ed) program whose mission is to support teachers' leadership roles, enhance environmental education competencies, and present strategies for strengthening instruction in environmental education across the content areas. Activities include leadership building, extended staff…

Examines preservice elementary teachers' constructs for analyzing their own conceptual change classroom practice. Reports that the candidates used six student-oriented and seven teacher-oriented evaluation criteria and the five most frequent categories were all student-oriented. Suggests that the candidates were using a constructivist framework to…

Describes a study that explores the perceptions that children (N=36) have about what it means to engage in mathematics. The study, which took place in reform-minded classrooms, concludes that children have a variety of perceptions and most do not feel that success is determined by speed and accuracy. Contains 20 references. (DDR)

Reviews research linking social and cognitive processes, exploring implications for schooling and teacher education. The social basis of cognitive development is examined, highlighting Vygotsky's work and major aspects of his theory. Implications of sociohistorical perspectives on aspects of schooling are examined, and promising practices related…

Explains the origin and goals of cognitive flexibility theory and discusses new directions being explored. Topics include hypermedia systems; multiple knowledge representations; interconnectedness; context-dependency; digital video cases; experience acceleration; and bridging knowledge and practice, cognitive, individualistic practices and…

Presents a marine education activity. Students construct a web of changes that shows potential problems caused by solid waste on beaches. They then determine whether each change is an increase or a decrease from previous conditions. (Author/SOE)

Describes design features of group learning activities. Includes providing open-ended tasks, multiple ways to demonstrate competence, discipline-based content, creative and supportive interdependence and individual accountability, and clear evaluation criteria. (Contains 11 references.) (PKP)

Presents a model for designing student-centered, technology-rich learning environments (SCenTRLE) to help educators operationalize constructivist and student-centered approaches to teaching and learning. Highlights include facilitating knowledge construction and lifelong learning; technology use; student attitudes; levels of implementation;…

This year-long study exposed preservice elementary teachers in Fiji to pedagogy based on a constructivist view of learning in order to improve their content knowledge and provide them with greater confidence to teach science. Qualitative and quantitative analysis indicated that the constructivist-based teaching approach led to improved learning,…

Examines the following elements of scaffolding, providing insight into the librarian's role as educator: attention, ownership, collaboration, appropriateness, modeling, support, adjustment, and internationalization. A sidebar lists 10 ways to recognize a constructivist children's reference librarian. (AEF)

The use of constructivism in mathematics instruction for regular and special education students, including those with learning disabilities, is explored. Issues addressed include the explicit-to-implicit continuum of constructivism, perceptions of constructivism relating to teachers and students, the setting demands of a constructivistic learning…