The document provides 80 techniques for differentiating instruction across various subjects and grade levels. It discusses ways to differentiate through keywords, simplified language, displaying keywords, modeling conversations, new words, dictionaries, task explanations, seating plans, hot-seating students, student teaching, envoys, Socratic dialogues, confidence indicators, expert corners, helpers, model answers, good work, open activities, prior knowledge, stepped activities, options, choices, extensions, and a wonder wall. The techniques are meant to engage students in various ways and meet them at their level.