This paper presents a model for designing computer-based simulation environments within a constructivist framework for the K-12 school setting. The following primary criteria for the development of simulations are proposed: (1) the problem needs to be authentic; (2) the cognitive demand in learning should be authentic; (3) scaffolding supports a…

Learning English Electronically (LEE), a computer software package designed for adult English as a Second Language (ESL) students enrolled in intermediate level community college ESL classes, was evaluated at Glendale Community College in Glendale, Arizona to assess student and teacher attitudes toward the program. LEE consists of 43 lessons…