A study was undertaken to test the assumption that students will interact with illustrations in textbooks, workbooks, and programed units; and that this interaction will facilitate learning. Eight test groups were compared with a group that had only verbal symbols to learn from. These groups had, in addition to the verbal descriptions, the black…

Evaluation to determine if identical illustrations used in learning and testing situations are equally effective for boys and girls of the same grade level. Subjects were members of grades 9, 10, 11, and 12. (AJ)

Reports on the effectiveness of visual illustrations used in conjunction with oral instructions. Results indicate that the reduction of realistic detail in an illustration does not necessarily reduce its instructional effectiveness and in many cases improves it. There were also significant differences in the effectiveness of different types of…

Five slide sequences, each containing 39 black-and-white slides designed to complement oral instruction, and carrying a 32 minute oral instructional unit on the heart, were presented to 269 college students in five groups through a television receiver. The purpose was twofold: to determine if redundant information presented simultaneously through…

Whether additional cues in visualized materials add to their instructional value is a question answered differently by various educational theorists. In the eight studies reviewed, experiments were designed to answer this question and other questions related to it. In three media studies using the same four treatments (oral presentation without…