CommonLit is a free collection of fiction and nonfiction for 3rd-12th grade classrooms. Search and filter our collection by lexile, grade, theme, genre, literary device, or common core standard.
Army Code Talkers
The United States Government
American Indians created complex codes using their native languages in order to aid the United States in WWI and WWII.
Falling through Earth might be a long and fruitless trip
Emily Conover discusses the possibility of someone falling through the center of Earth.
'Couch potatoes' tend to be TV-energy hogs
Kathiann Kowalski discusses how heavy television watching wastes electricity and contributes to global warming.
With Liberty and Justice for All?
A fictitious slave of Thomas Jefferson describes her life in slavery in this short story.
A teenage girl decides not to join her family on vacation.
Why do volcanoes erupt?
Heather Handley discusses why volcanoes erupt.
A boy tells his parents about the naughty actions of a classmate.
Eight reasons to not be spooked by spiders this Halloween
Lizzy Lowe provides eight reasons for why you shouldn’t be afraid of spiders.
How far away was that lightning?
Becky Bolinger discusses how you can tell how far away lightning is.
Noticing Mistakes Boosts Learning
Alison Pearce Stevens
Alison Pearce Stevens discusses how noticing mistakes can help us learn.
Welcome to the Underworld
Michael A. Signal
Hermes, messenger of the gods, gives a tour of the Underworld.
A New Spin on a Space Horse
Ken Croswell, Ph.D
Ken Croswell describes a feature in the space known as the Horsehead Nebula.
Robin A. Zimmerman
Robin A. Zimmerman discusses the significance of the quetzal, a beautiful bird of Mexico and Central America.
Chiron, the Wisest Centaur
Hermes, Messenger of the Gods, interviews Chiron the Centaur.
Learning About the Holocaust
Michael A. Signal
Michael A. Signal discusses the organized killing of Jewish people during World War II.
The Center of Our Solar System
Jessica McBirney discusses the important role that the sun plays in our solar system.
Emancipation: A Life Fable
In this fable, an animal finds its cage left open and explores life in the wild.