This document discusses various instructional models and practices for gifted students, including enrichment and acceleration. It describes enrichment as modifying or adding to the curriculum content or teaching strategies based on learner characteristics. The goal of enrichment is to offer a deeper or broader curriculum to challenge gifted students. Acceleration involves providing grade-level content earlier or allowing students to progress through curriculum at a faster pace. The document discusses different approaches to enrichment, including process-oriented, content-oriented, and product-oriented, and examines advantages and disadvantages of various acceleration options. It emphasizes that enrichment and acceleration should be used complementarily to fully meet gifted students' needs. Later models discussed include the Integrated Curriculum Model and Schoolwide Enrichment Model.