Compares the strengths and weaknesses of four authoring systems that can be used for courseware development: (1) Quest; (2) PCD3; (3) IconAuthor; and (4) Course of Action. Evaluation procedures used to assess their power, ease of use, and productivity aids are explained; menu and icon structures are described; and interactive design implications…

Describes a study conducted with eleventh graders that compared the effects of computer-based instruction (CBI) and print-based instruction (PBI) on motivation, continuing motivation, and content recall. Use of the Instructional Materials Motivation Survey (IMMS) is explained, and the findings, which indicate the superiority of CBI, are discussed.…

Describes a study of students at Buffalo State College that was conducted to compare achievement results between a class taught with computer-assisted instruction (CAI) and one taught without CAI. Computer attitudes are examined, sex differences are discussed, and pretest and posttest scores are analyzed. (17 references) (LRW)

Discussion of the instructional effectiveness of educational software focuses on a study of undergraduates that investigated the effectiveness of a problem-solving program designed to assist students in solving nonlinear optimization problems. Results are reported that indicate manual procedures resulted in greater learning than use of the…