Investigates the effect of feedback delay in computer-assisted instruction on short- and long-term retention of mathematical material, by college students. Difficulty level of material and original learning are also considered. Results show that a delay in feedback may have a detrimental effect on retention. (Author/JJD)

Describes study that examined the effects of presentation sequence of examples and example difficulty on undergraduate learning with computer-based instruction. Establishing example difficulty according to a generalization formula versus subject matter experts is discussed, and effects on time on task and the number of examples required are…