Toolpath Simulation & Dry Runs Scaffolded Phenomena-Based Lesson: The $22,000 Spindle Crash from an Un-Modeled ER-32 Collet Nut & Skipped +2.000" Air-Cut Dry Run Teacher Discussion Guide | Computer Aided Integrated Manufacturing | 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 Computer Aided Integrated Manufacturing (grades 9–12) chapter Toolpath Simulation & Dry Runs, built around the phenomenon The $22,000 Spindle Crash from an Un-Modeled ER-32 Collet Nut & Skipped +2.000" Air-Cut Dry Run. 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.

Complete the set: Toolpath Simulation & Dry Runs Scaffolded Phenomena-Based Lesson: The $22,000 Spindle Crash from an Un-Modeled ER-32 Collet Nut & Skipped +2.000" Air-Cut Dry Run Presentation; Toolpath Simulation & Dry Runs Scaffolded Phenomena-Based Lesson: The $22,000 Spindle Crash from an Un-Modeled ER-32 Collet Nut & Skipped +2.000" Air-Cut Dry Run Student Response Sheet.

Sections: Section 1: Three-dimensional Learning Alignment (ngss); NGSS Dimension; Scaffolded Three-dimensional Learning Goal; Section 3: Scaffolded Science Talk Moves Matrix; Scaffolded Talk Move; Verbatim Facilitation Prompt & Talk Goal; Everyday Student Misconception (flawed Claim); Scientific Evidence & Intuitive Correction. Sample item: “In CAM 3D Solid Simulation, ____________ highlights warn of model gouges or holder collisions, while ____________ highlights show un-machined excess stock.”

What's inside: SCAFFOLDED Teacher Discussion Guide (editable .docx + PDF, about 2,069 words, 8 pages); answer key / model answers for the teacher.

Standards: Aligned to ITEEA Standards for Technological and Engineering Literacy for Computer Aided Integrated Manufacturing, with embedded engineering design practices and career-readiness skills.

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 Computer Aided Integrated Manufacturing, grades 9–12.

Format note: These files are delivered in Microsoft Office formats (Word and/or PowerPoint). If you open a worksheet that includes tables in Apple Pages or another non-Microsoft app, table formatting may not display correctly. For best results, use Microsoft Word or PowerPoint (or upload the file to Google Docs). If you run into any formatting issues, contact us and we can send a PDF version.