This paper reports on findings from a five-teacher, exploratory case study, critically observing their implementation of a technology-intensive, augmented reality (AR) mathematics curriculum unit, along with its paper-based control. The unit itself was intended to promote multiple proportional-reasoning strategies with urban, public, middle school…

Compares achievement effects and time-on-task generated for computer and non-computer versions of essentially the same game. Notes that students followed different rules for the same game and pace was faster for computer versions. Reports transfer of instruction may not be complete. (MVL)