Registrants of college chemistry (Chem 103) whose permanent address indicated they lived in Maryland, Washington, D.C., or northern Virginia, were invited by letter to participate in a pre-course refresher consisting of listening to as many as seven audiotutorial tapes on the basic concepts and calculations of chemistry. Sixty-nine percent of…

This catalog contains descriptions of the science education programs and materials in the National Diffusion Network (NDN). These programs and materials are available to school systems or other educational institutions for implementation in their classrooms. Some programs may be able to offer consultant services and limited assistance with the…

These programs are available to school systems or other educational institutions for implementation in the classroom. Some programs may be able to offer consultant services and limited assistance with the training and materials associated with installing one of these programs in schools. Information about the National Diffusion Network (NDN) is…

This manual is intended to assist instructors and facilitators in making effective use of the instructional modules of the Elderly Service Workers' Training Project (ESWTP) and provide technical development information regarding the ESWTP authoring system. (ESWTP training materials have been developed to help human services personnel understand…