Designed to aid teachers, school administrators, and parents in selecting educational software for grades K-12, this guide lists 226 programs chosen form 8,000 evaluations conducted by 32 evaluation services in the United States and Canada. Following the introduction, which provides a detailed explanation of how the programs were selected, the guide is divided into four parts. Part I provides an alphabetical listing by title of the 159 most highly rated programs as well as a listing by subject areas, which includes courseware for the arts, business education, early childhood education, foreign language, health education, language arts, mathematics, problem solving, science, social studies, student helpers, tool programs, and typing. The description for each of these programs includes the subject area, copyright date, producer, hardware requirements, price, a brief description of the program, grade level(s), brief tips for teachers, evaluators and evaluations received, and magazine review citations. Part II lists the 67 nearly qualifying program by subject area and includes program titles, the producer, computer system(s), price, grade level(s), and evaluators. Part III lists the 141 most highly rated programs in the 1987-1988 edition. Information provided for these programs is limited to the publisher, curriculum area, and computer system. Part IV provides the names, addresses, and telephone numbers of the producers of software listed in this edition. (CGD)