Hand Tapping & Reaming Operations Scaffolded Phenomena-Based Lesson: The Bracket Run the NO-GO Gauge Rejected Presentation | Machining Technology | Grades 9–12

This is the student-facing slide presentation that introduces the phenomenon, walks the class through observations and driving questions, and frames the evidence students will use for the Scaffolded Phenomena-Based Lesson in the Machining Technology (grades 9–12) chapter Hand Tapping & Reaming Operations, built around the phenomenon The Bracket Run the NO-GO Gauge Rejected. 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 Student Slide Show (editable .pptx + PDF, 11 slides).
• Resource type: Phenomena-Based Lesson – Presentation. Format: editable Microsoft PowerPoint 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“2. Holes measure 0.218 to 0.221 inch on March 3, 2026. The chart says 0.2010 inch. What does that gap do to the thread?”

Complete the set: Hand Tapping & Reaming Operations Scaffolded Phenomena-Based Lesson: The Bracket Run the NO-GO Gauge Rejected Teacher Discussion Guide; Hand Tapping & Reaming Operations Scaffolded Phenomena-Based Lesson: The Bracket Run the NO-GO Gauge Rejected Student Response Sheet.