Despite much fanfare, new technologies have yet to fundamentally advance student outcomes in K-12 schools or other educational settings. We believe that the system that supports the development and dissemination of educational technology tools is falling short. The key missing ingredient is rigorous evaluation. No one knows what works and for…

In this paper, the authors identify and analyze public policy and the investment and expenditure that the governments of Argentina, Chile, Colombia, Paraguay and Uruguay commit to make in the development and procurement of textbooks, books and digital content for primary and secondary education (K-12). The aim is to identify and propose a roadmap…

Proposes a method for evaluating courseware as an integral part of curriculum, based both on "curriculum commonplaces" (the curriculum content and all that surrounds it) and on educational values and beliefs; an evaluative matrix is offered, with the commonplaces arrayed along one axis, values and beliefs along the other. (MCG)

Describes the Space Shuttle Commander software package, which utilizes the dynaturtle microworld to teach elementary and middle school students about Newton's laws of motion. Design considerations for computer-based microworlds that represent a compromise between the philosophies of constructivism and direct instruction are presented. (91…

This is the 16th volume in the Critical Issues Series produced by the American Association of School Administrators. The document provides an analysis of the status of mathematics and science teaching and offers suggestions for instructional improvement. It reports on successful practices and offers advice from state education personnel, federal…