Expanded captions are designed to enhance the educational value by linking unfamiliar words to one of three types of information: vocabulary definitions, labeled illustrations, or concept maps. This study investigated the effects of expanded captions versus standard captions on the comprehension of educational video materials on DVD by secondary students who are deaf or hard of hearing. Participants were assigned randomly to two groups, with each group experiencing both conditions in counterbalanced order.
Reading Horizons Discovery curriculum and software is aligned to the National Reading Panel's findings for effective reading instruction. The Reading Horizons Discovery® Software uses a series of assessments to individualize student instruction and track progress. Assessment and lesson performance data can be reviewed by teachers and administrators through the administration system.