In STEM domains, students are expected to acquire domain knowledge from visual representations that they may not yet be able to interpret. Such learning requires perceptual fluency: the ability to intuitively and rapidly see which concepts visuals show and to translate among multiple visuals. Instructional problems that engage students in…

Methods are offered for adapting traditional techniques for teaching more communicative listening and speaking skills in a foreign language. New vocabulary is introduced by using pictures, either prepared or teacher-developed, illustrating the desired lesson. Written statements about the characters, activities, and objects in the pictures are used…

The purpose of this study was to evaluate a practical procedure for determining the optimum sequencing of pictorial classification tasks in science using mean difficulty indices generated by a standard sample of grade two students. Acquisition of such skills can affect the learner's performance on subsequent material and the teacher's efforts in…