Assign this text to deeply engage your students!

Actively Learn provides free ELA, science, and social studies digital content—short stories, primary sources, textbook sections, science articles, novels, videos, and more—and embeds them with standards-aligned assignments to assign immediately or customize for your students.

Whether you’re looking for “The Tell-Tale Heart,” The Hate U Give, “The Gettysburg Address,” or current science articles and simulations, Actively Learn is the free go-to source to help you guide your students' growth in critical thinking all year.

Teaching History of Paleozoic life

History of Paleozoic life

Reveals the patterns of biological evolution during the Paleozoic, from the Cambrian explosion to the largest extinction of all time at the end of the Permian.

CK-12 (High School)

ESSENTIAL QUESTION:

What major evolutionary changes happened to life during the Paleozoic era?
STANDARDS:
HS-LS4-1 - Evidence for Evolution, RST.1 - Analysis & Evidence

DEPTH OF KNOWLEDGE (DOK) LEVELS:

2,3
Assign this text to your students for free!