Simple Machines and Force and Motion Vocabulary Cards, Assessments, Games and LOTS of fun Activities! Enrich your Simple Machines and Force and Motion Unit with these engaging resources.Vocabulary Cards- use as a word wall, matching game, sorting activity, "Quiz, Quiz, Trade" game or as flashcards. The cards include 25 terms, a brief description or definition, a visual representation, or both. Terms include: simple machine, inclined plane, screw, pulley, wedge, wheel & axle, lever, fulcrum,