This module is for Grades: 6-8 Welcome

A well-written scientific explanation is crafted in a way that is clear for the reader to understand. Scientific explanations include claims, evidence and reasoning. The claim(s), evidence and reasoning that you include in your explanation must be organized using proper writing conventions. In this module, you will learn how to craft a well-written explanation so that readers will have a clear understanding of your ideas.

Module Objectives

By the end of this module, you will be able to:

  • Develop an explanation that includes a claim(s), appropriate facts, examples and other information to support the claim(s), and reasoning that clearly shows how the evidence supports the claim.
  • Use appropriate transitions to connect ideas and concepts.
  • Include domain-specific vocabulary that is related to the topic.
photograph of a staged reenactment of an astronaut walking on the moonThe moon landing during the Apollo mission has been the subject of many science texts. This photograph shows a reenactment of this historical event.

Focus Standards

WHST.6-8.2 – Write informative/explanatory texts, including the narration of historical events, scientific procedures/ experiments, or technical processes.


  • Writing Explanation