Claim-Evidence-Reasoning (CER) in The Science Classroom

(9 Hours) In this course, participants will learn the Claim, Evidence, Reasoning strategy for more effective instruction of science concepts in any K-12 science classroom. You will receive step-by-step guidance on implementing the strategy for all students, learn the benefits of the strategy, and be provided with tools and resources to help you plan and guide your students through making evidence-backed conclusions from carefully designed activities that effectively teach critical thinking skills.


  • Price: $30.00
  • Credit Type: Professional Development
  • Credits: 9 PD Hours
  • 21 High-Quality Resources Provided With The Course

Learn The CER Strategy to Improve Analytical Thinking in Your Students

A Step-By-Step Approach & Tools Needed to Implement CER-Based Science Instruction & Activities in Your Classroom

Learn How to Assess Student CER Responses & Provide Effective Feedback That Encourages Student Growth

Home » Professional Development Course Menu » Claim-Evidence-Reasoning (CER) in The Science Classroom

What You Will Learn In This Course:

  • What CER is and how to implement it in your classroom
  • How to adapt CER assignments for students needing modifications
  • How to assess student CER responses

Course Guiding Question:

How will the CER strategy improve my science students’ ability to use data and observations to formulate claims backed by well-structured activities and data collection?

Professional Development Credits:

At the conclusion of the course, you will receive a certificate for 9 Professional Development Hours (Clock Hours, CPEs, CEUs).

Model Teaching and Action Potential Learning Professional Development Courses are pre-approved in the following states:

  • Texas: TEA CPE# 902-391, under parent company Action Potential Learning, LLC
  • Montana: Office of Public Instruction (OPI) approved.
  • New York State: CTLE# 23730

If you are a teacher in a different state and wish to use our Professional Development Courses for teacher license renewal, please view our PD STATE REQUIREMENTS PAGE to learn more about your state’s requirements.

Also, consider taking our UNIVERSITY-PARTNERED, ACADEMIC CREDIT COURSES to earn regionally-accredited units or credits, accepted by most states.


Kim Anderson, Instructor

M.S. Public Health
University of Texas Health Science Center
B.S. Microbiology
Texas A&M University

Experience & Credentials:
Over 12 Years of Teaching Experience
Current Science Instructional Coach
National Science Foundation GK-12 Fellow Teacher
G/T, Special Needs Experience & Science 8-12 Certified

Wendy Lipe, Co-Instructor

B.S. Interdisciplinary Studies
Southwest Texas State University

Experience & Credentials:
Over 8 Years of Teaching Experience
Current Elementary-Level Teacher
ESL State Certified (Texas), TAG Certified
Experience with Students with Learning Disabilities
(ADD, ADHD, & Dyslexia)

Course Sections:

Section 1 – Introduction to Claim, Evidence, Reasoning & Scientific Argumentation

  • The Meaning of CER
  • Exactly What is Included in Each of the Three Components:
  • Claim, Evidence, & Reasoning
  • How to Use CER in the Classroom

Section 2.1 – The Claim

  • What Makes a Solid Claim, How to Introduce Claim Writing to Your Students, How to Create an Activity That Supports a Strong Claim

Section 2.2 – The Evidence

  • What is Included in the Evidence Component of CER, How to Identify and Define Relevant Evidence, How to Verify the Evidence in Labs will Support the Claim

Section 2.3 – The Reasoning

  • What is Included in the Reasoning Section, How to Introduce the Reasoning Section to Students, Challenges Your Students May Face When Writing the Reasoning Section

Section 3 – How to Write an Appropriate Question for CER Responses

  • How to Write an Effective CER Question
  • How to Edit Ineffective CER Questions so They Will Lead to Solid Claim Writing

Section 4 – Modifications for CER

  • Why CER Assignments May Need to Be Modified
  • Ways to Modify the CER Process

Section 5 – CER Implementation

  • How to Introduce CER Into Your Classroom
  • Teaching Strategies You Can Use to Implement CER
  • How to Provide Feedback to Your Students as They Are Writing a CER Response
  • How to Grade CER Responses

Helpful Resources & Templates Included With the Course

The course comes with 21 templates, tools, and graphic organizers ready to be used in your classroom!  These include:

  • CER Reference
  • Activity Alignment Checklist
  • Student Reasoning Organizer
  • Question Checklist Tool
  • CER Modification Template
  • CER Grading Rubric
  • CER Activity Template
  • CER Card Sort Tool
  • Reasoning Challenges Reference Sheet
  • Question Writing Template
  • CER Student Graphic Organizer
  • CER Lesson Plan Template
  • Evidence Reference Guide
  • CER Evidence Template
  • Reasoning Template
  • CER Modification Reference Guide
  • CER Discussion Guide
  • Effectivness Rubric

High-Quality Virtual Presentations

Our high-quality lessons are presented by your instructor in a virtual learning environment that is designed to mirror live, on-campus workshops. Choose to watch or read all lessons at any time and take advantage of our high-quality resources provided for immediate implementation of your new skills.

Access Your Courses Anytime, Anywhere

Courses are accessible to you at any time and are accessible on any computer, tablet, or smart phone. After registration, you will have access to all course lessons, templates, & assignments for one year. Take your courses at your own pace.  Pause any time and continue where you left off.  You will receive instructor feedback at each step of the course as you progress through the curriculum at your own convenience.


Live Feedback & Communication

Our courses are designed to simulate live instruction. Throughout the course, you will receive feedback from your instructor within 24- 48 hours of your submissions as you proceed through lessons and activities. If you have a question, reach out to your instructor through our built-in messaging system or directly by email or phone.

How Our Courses Work:

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