Describes research and development work done by the Children's Television Workshop (CTW) for "Sesame Street." Cooperation between producers and researchers is discussed; three mechanisms used to explore new topics and learn more about preschool children are explained; and a case study is presented of how a new geography curriculum was…

Describes a new model for evaluating instructional software that focuses on the extent to which students learn the skills a software package is intended to teach. Results of a field test of fifth grade students are reported, and implications of the initial evaluation of the model are discussed. (14 references) (LRW)

Describes an objective-based curriculum, Native Peoples of the Southwest, that was developed to educate elementary school children about Native American cultures. Program materials are described, including printed materials, slides, audiotapes, overhead transparencies, and artifacts; field testing is reported; and guidelines are offered for…