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Lewis, Mary G., Comp. – 1989
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…
Descriptors: Course Descriptions, Curriculum Guides, Elementary School Science, Elementary Secondary Education
Sivertsen, Mary Lewis, Comp. – 1990
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…
Descriptors: Course Descriptions, Curriculum Guides, Elementary School Science, Elementary Secondary Education