This booklet presents descriptions of 31 successful basic skills language arts/writing programs for prekindergarten through grade 12, collected from school districts nationwide by the National Diffusion Network. Information provided for each program includes: (1) program name and brief description; (2) audience focus (noting grade and ability levels); (3) a detailed abstract of the program; (4) requirements for implementation; (5) costs of materials; (6) services provided by the program; and (7) names and addresses of program directors. The 57 categories include programs in diagnostic teaching, individualized learning, reading, and writing skills. Programs include: Criterion Reading Instruction Project (CRIP); New Jersey Writing Project; Teaching Activities for Language Knowledge (TALK); and Electric Company. The booklet provides an alphabetical table of contents, in addition to category and grade level indices for the programs. (MM)