A recent study suggests that lesions to all major areas of the cholinergic basal forebrain in the rat (medial septum, horizontal limb of the diagonal band of Broca, and nucleus basalis magnocellularis) impair a spatial working memory task. However, this experiment used a surgical technique that may have damaged cerebellar Purkinje cells. The…

Literature dealing with the disadvantaged is cursorily reviewed and questions raised by the literature are considered. Specifically, this study concerns the relationship between social class and the rate of processing of visual information in young children. Although various sources of slowness in learning are mentioned, this study focused only on…

Well prepared, carefully chosen, two-dimensional visual aids are valuable in the learning process as a source of information and as a stimulator of student response. A student's visual perception and his degree of self-awareness can be evaluated by his reaction to pictures. At the instructional level, pictures can expand an experience, dramatize a…

Under the sponsorship of the National Project in Agricultural Communications, a series of 14 lessons by various authors has been compiled to serve as a reader or training manual in the field of visual communications. Several models of communications are outlined and evaluated. Many studies which concern themselves with the concepts of source,…

Visual experiences have an immediacy and directness which can cause an intellectual awakening, clarify an abstract concept, or demonstrate an obscure relationship. Thirty experiments using photographic and art materials are outlined in some detail as to method, material, ways to experiment, and suggested discussion questions. The series is…

This article explores the effect of augmentative and alternative communication systems on literacy acquisition by young children with severe speech and physical impairments. The possibility of a relationship between the type of graphic symbols used for communication as a preschooler and the child's early reading competency is considered. (DB)