Operationalizes the theoretical foundation of Gagne's model as a component in the instructional design process. The description of design techniques includes a sample media analysis, and a sample sequence worksheet. (JEG)

Discusses three issues related to the use of positive and negative examples during instruction: sequence, quality, and quantity of examples. Some possible resolutions based on available research evidence and theoretical work in the field are suggested. Twenty-eight references are listed. (Author/LLS)