Discusses how to design courseware programs that integrate benefits of instructionism (linear instruction) and constructionism in a hypermedia structure. A model of feedback that fades in and out is suggested, four examples are explained, and suggestions for redesigning programs are given. (LRW)

Discussion of graphing software for educational purposes focuses on a study in which three versions of an original computer graphing program were used by inner-city high school students to solve scientific data analysis problems. Variations in degrees of flexibility and feedback in the software are explored. (Contains 37 references.) (LRW)