Introduces a Vygotskian approach to learning with an emphasis on mediated activity within a particular socio-historical context. Addresses the relationship between mathematical learner and different sign systems (multiple representations) afforded by the graphic calculator. Contains 32 references. (ASK)

Designed as a forum on teaching and learning in Utah's two-year institutions, this annual publication issues a yearly call to faculty, administrators, students and others for papers on any matters of interest to Utah's community colleges. This 1992 issue of "Focus" includes the following articles: (1) "Videocassette as Text and…