Laser Cutting & Sheet Assembly Scaffolded Phenomena-Based Lesson: The Loose Rattling Finger-Joint Box & The Corroded PVC Laser Optics Disaster Presentation | Engineering Design | 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 Engineering Design (grades 9–12) chapter Laser Cutting & Sheet Assembly, built around the phenomenon The Loose Rattling Finger-Joint Box & The Corroded PVC Laser Optics Disaster. 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: Laser Cutting & Sheet Assembly Scaffolded Phenomena-Based Lesson: The Loose Rattling Finger-Joint Box & The Corroded PVC Laser Optics Disaster Teacher Discussion Guide; Laser Cutting & Sheet Assembly Scaffolded Phenomena-Based Lesson: The Loose Rattling Finger-Joint Box & The Corroded PVC Laser Optics Disaster Student Response Sheet. Original version: Laser Cutting & Sheet Assembly Phenomena-Based Lesson: The Loose Rattling Finger-Joint Box & The Corroded PVC Laser Optics Disaster Presentation.

Sections: Dimension / Standard; What It Means In Plain Words; Slides; Segment; Focus; Plain Meaning; Talk Move; Prompt To Say. Sample item: “Driving question, in simple words: Why does the beam width (kerf) change joint sizes? How do kerf fixes, living hinges, and T-slot nuts turn flat sheets into strong 3D builds? And why is PVC banned in”

What's inside: SCAFFOLDED Student Slide Show (editable .pptx + PDF, 17 slides); answer key / model answers for the teacher.

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

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 Engineering Design, 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.