Engine Lathe Setup & Chuck Alignment Scaffolded Phenomena-Based Lesson: The Shafts That Would Not Run True Teacher Discussion Guide | Machining Technology | Grades 9–12

This is the teacher discussion guide, with lesson flow, facilitation questions, anticipated student ideas and model explanations for leading the class discussion for the Scaffolded Phenomena-Based Lesson in the Machining Technology (grades 9–12) chapter Engine Lathe Setup & Chuck Alignment, built around the phenomenon The Shafts That Would Not Run True. This scaffolded version adds sentence frames and extra supports for students who need them. It is sold separately from the other two parts of the set.

• What's inside: SCAFFOLDED Teacher Discussion Guide (editable .docx + PDF, about 1,805 words, 6 pages).
• Resource type: Phenomena-Based Lesson – Teacher Discussion Guide. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Open with the phenomenon slide show, let students record ideas on the response sheet, and lead the discussion with the teacher guide. Built for Machining Technology, grades 9–12.

Sample question“1. What did the October 12, 2026 log show? What was the runout limit for the batch?”

Complete the set: Engine Lathe Setup & Chuck Alignment Scaffolded Phenomena-Based Lesson: The Shafts That Would Not Run True Presentation; Engine Lathe Setup & Chuck Alignment Scaffolded Phenomena-Based Lesson: The Shafts That Would Not Run True Student Response Sheet.