Scientific Method CER Activities Claim Evidence Reasoning Science
- Grades
- Grades 4–5, Elementary
- Pages
- 11
- File type
- Answer key
- Included
- Subject
- Basic Science, Science, STEM, Formal Writing, Writing, ELA
- Topic
- claim evidence reasoning, cer activities
- Resource types
- Writing Prompts, Worksheets & Printables
- Answer key
- Included
- Standards
- CCSS.W.4.1
About this resource
What's inside this resource
🧪 Use interesting science experiments and data analysis exercises to help students grasp Claim, Evidence, and Reasoning (CER)!
This resource teaches students to think like scientists, evaluate the evidence, and use scientific reasoning to support their conclusions. It has eight organized CER situations as well as an open-ended task.
Ideal for STEM classes, science centers, homework, exam preparation, critical thinking exercises, and NGSS-aligned scientific instruction.
Includes:
✅ CER Introduction Page
✅ 8 Science CER Activities
✅ Data Analysis Practice
✅ Scientific Method Connections
✅ Open-Ended CER Challenge
✅ Complete Answer Key
Skills Covered:
Claim Evidence Reasoning
Scientific Inquiry
Data Analysis
Critical Thinking
Science Literacy
Scientific Method
STEM Skills
Recommended for Grades 4–6.
TAGS
claim evidence reasoning
cer activities
cer science
science worksheets
scientific method
science inquiry
critical thinking
science literacy
ngss science
science centers
science activities
middle school science
data analysis
stem activities
grades 4 5 6
Ideal for educators seeking stimulating science reading comprehension exercises that integrate literacy, inquiry, and critical thinking into a single, user-friendly tool!
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In the classroom
Teaching tips & learning objectives
Learning objectives
- Write a claim supported by evidence from a small data set
- Explain the reasoning that connects evidence to a claim
- Design a simple experiment for an open-ended question
Skills covered
- Reading data — students pull evidence from plant heights, heart rates and other short data sets
- Writing CER responses — students state a claim, cite evidence and explain their reasoning for each scenario
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Curriculum
Standards, concepts & topics
Standards
Standards
- CCSS.W.4.1 — Write opinion pieces on topics or texts, supporting a point of view with reasons and information. a. Introduce a topic or text clearly, state an opinion, and create an organizational structure in which related ideas are grouped to support the writer’s purpose. b. Provide reasons that are supported by facts and details. c. Link opinion and reasons using words and phrases (e.g., for instance, in order to, in addition). d. Provide a concluding statement or section related to the opinion presented.
Core concepts
Core concepts
- Claim, evidence, reasoning
- Scientific method
- Data analysis
- Repeated trials
Topics
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