The culminating lesson for Unit 4. Students demonstrate their completed Ferris Wheel, explain their gear ratio choice, reflect on the refinement process, and give structured feedback on a teammate's build. What's included:Student slidedeck and worksheet — showcase checklist, gear ratio explanation, 3 reflection questions, and peer review tableTeacher guidance document — timing breakdown, answer guidance for every question, completion standard, and a bridge note to Unit 5Links to editable powerpo