A new educational simulation tool designed for the generic study of wireless networks, the Wireless Fidelity Simulator (WiFiSim), is presented in this paper. The goal of this work was to create and implement a didactic tool to improve the teaching and learning of computer networks by means of two complementary strategies: simulating the behavior…

Identifies the Nuffield Design and Technology Project which enlarges upon the national curriculum. Presents an investigation based on case studies of two teachers in separate schools, each using Nuffield publications with their classes. Explores how Nuffield materials were selected and adapted by the teachers. Suggests training to enhance…

The purpose of this study was to document the iterative development of a design-based science curriculum called Learning Science by Designing Artifacts (LSDA). The study refers to the enactment of the Safer Cell Phones curriculum in a high school located in the Midwest. The curriculum was a 5- or 9-week unit in an 18-week science elective course.…