This document discusses learning objects and instructional design. It defines learning objects as small, self-contained and reusable chunks of learning content ranging from 2-15 minutes. Learning objects can be aggregated into larger collections and are tagged with metadata. The document also outlines Dick and Reiser's instructional systems design model, which involves analyzing instructional problems, developing strategies and evaluations. It notes the model is easy to understand and influenced by the authors' expertise in education.