Endodontic Root Canal Assisting Phenomena-Based Lesson: The Two-Millimeter Question - Tooth 19 Teacher Discussion Guide | Dental Assisting | 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 Phenomena-Based Lesson in the Dental Assisting (grades 9–12) chapter Endodontic Root Canal Assisting, built around the phenomenon The Two-Millimeter Question - Tooth 19. It is sold separately from the other two parts of the set.

• What's inside: Teacher Discussion Guide (editable .docx + PDF, about 1,863 words, 5 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 Dental Assisting, grades 9–12.

Sample question“1. The October 12, 2026 records name two different distal lengths, 22.0 mm and 20.0 mm. Which record holds each value, and which record was written at the chair during the visit?”

Complete the set: Endodontic Root Canal Assisting Phenomena-Based Lesson: The Two-Millimeter Question - Tooth 19 Presentation; Endodontic Root Canal Assisting Phenomena-Based Lesson: The Two-Millimeter Question - Tooth 19 Student Response Sheet. Scaffolded version: Endodontic Root Canal Assisting Scaffolded Phenomena-Based Lesson: The Two-Millimeter Question - Tooth 19 Teacher Discussion Guide.