Common Core Alignment:.

RI.4.2:

Reading Informational

Key Ideas and Details

Determine the main idea of a text and explain how it is supported by key details; summarize the text.

RI.4.3:

Reading Informational

Key Ideas and Details

Explain events, procedures, ideas, or concepts in a historical, scientific, or technical text, including what happened and why, based on specific information in the text.