Evidence Detectives Slides
An introductory slide deck for 6th-grade students that uses a detective theme to teach the Claim-Evidence-Reasoning (CER) framework. It includes definitions, strong/weak examples, and a guided mystery practice case.
Case Report Worksheet
A student worksheet featuring a lunchroom mystery scenario. Students must apply the CER framework to solve the case, including space for a claim, multiple pieces of evidence, and reasoning. Includes a self-review checklist.
CER Detectives Teacher Guide
A comprehensive teacher facilitation guide for the CER introduction lesson. Includes learning objectives, MA DESE standard alignment, a 60-minute lesson plan, instructional tips for common misconceptions, and a full answer key with a scoring rubric for the Case Report worksheet.
Evidence Ally Guide
A parent-facing guide explaining the CER framework. It includes "Dinner Table Detective" conversation starters, homework tips, and a quick-reference cheat sheet to help caregivers support their child's argumentative writing development at home.