Claim Evidence Reasoning CER Full Lesson | Experimental Design & Exit Ticket

Direct instruction with online reinforcement
This Full Lesson pack combines a teacher-led direct-instruction lesson with an online companion for reinforcement. Teach with the included editable slides, then use the online lesson and its matching printable companion pages to reinforce learning. The online companion is hosted on an external, ad-free educational website and is free to use, with no fees, login, or registration required. Internet access is required for the online companion. The direct lesson link is included in the downloadable teacher guide.

Teach Claim–Evidence–Reasoning (CER) in Grades 7–12 with this bean-seed investigation lesson. Students identify a claim, select measured evidence, and write reasoning that connects data to the claim.

What is included

• Editable PowerPoint slide deck (12 slides) plus matching PDF
• Teacher guide with pacing, discussion prompts, and exit-ticket rubric
• Standard worksheet
• Slide-based worksheet
• Visual notes for the online lesson
• Visual notes for the slide deck
• Exit ticket (prints 2-up)
• Complete answer keys for all five student materials
• Terms of use

Classroom use

Run the editable deck first, then choose the worksheet or visual-notes format that matches your instruction. The exit ticket checks whether students can build a CER on brand-new data. Internet access is required for the included online companion. The downloadable slides and printables are suitable for grades 7–12 science, including biology, environmental science, and scientific-practices units. Single-teacher license. © Osmia LLC.

Related TES resources

• Experimental Design & CER Direct Instruction | Slides, Notes & Exit Ticket | 7–12
• CER Practice Worksheet | Everyday Science + Answer Key