Describes a spreadsheet system that enables students, teachers, and curriculum developers to use Microsoft EXCEL's database and graphics capabilities in the science classroom. System design goals are explained, examples of system applications are given, and possible future developments are discussed. (15 references) (LRW)

Describes software that was designed in the United Kingdom to promote conceptual change in secondary school students studying mechanics. Direct Manipulation of Mechanical Microworlds, an interactive computer simulation, and VARILAB, a computer-based language for modelling systems, are explained; and two studies that will evaluate the effectiveness…

Describes activities of the Educational Technology Center at Harvard University, which focus on the use of computers and other technology to improve K-12 instruction in science, mathematics, and computing. Topics discussed include curriculum development; students' prior conceptions; the construction of scientific knowledge; the use of software;…