While online and face-to-face (F2F) courses have been compared in numerous studies, there has been a lack of focus on online chemistry courses. This study was conducted to compare the success of students instructed in an online or F2F general chemistry course for non-majors. One hundred forty six exam questions were categorized according to…

This study investigated the effects of multimedia presentations on the efficiency of learning scientific information (i.e. information on basic anatomy of human brains and their functions, the definition of cognitive psychology, and the structure of human memory). Experiment 1 investigated whether the modality effect could be observed when the…

Three studies investigated whether and under what conditions the addition of on-screen text would facilitate the learning of a narrated scientific multimedia explanation. The overall pattern of results can be explained by a dual-processing model of working memory, which has implications for the design of multimedia instruction. (Author)

Two assessment endeavors were undertaken to determine the relative impact of alphanumeric and graphic instructional mediators upon intentional and incidental learning outcomes in applied instructional contexts. The intent of these investigations was to determine the feasibility of embedding strategic organizational cues within instruction to…