"...provides a useful collection of three diverse, large-scale, multinational investigations....an important benchmark of how computers are being used and integrated into classrooms worldwide....a great service to graduate students, researchers, designers, teachers, and policy makers interested in instructional technology."—Journal of Educational Computing Research"A world-wide tour-de-force describing research from a global perspective, a classroom perspective, and a child's perspective..."—G. Ernest AndersonUniversity of Massachusetts