The purpose of this study was to determine if the Summit Learning Platform, a type of Intelligent Tutoring System, has a positive association with mathematics achievement of high school students in grades nine through eleven. The study was conducted in a Midwest suburban school district among three high schools within the same district. Further, a…

In three experiments, learners used computerized learning material, which consisted of static pictures and on-screen text relating to the physiology of vision in one of two formats. The formats differed in method of access to text. Accessing text by clicking on picture components was hypothesized to produce superior learning to linear access…

The use of external representations has a potential to facilitate inquiry learning, especially in hypothesis generation and scientific reasoning, which are typical difficulties encountered by students. This study proposes and investigates the effects of a three-dimensional thinking graph (3DTG) that allows learners to combine in a single image,…