
Have you ever made a campfire? You need wood. Wood is the fuel. Fuel is something that can be burned. You need air. You need heat.
Photo Credit: FatCamera/E+/Getty Images
The United States of America became a country on July … read more
What is a territory? What is Thanksgiving like there? Look … read more
This is Bertha “Birdie” Parker Cody. Her mother was a Native American actor. Her father studied people … read more
© 2026 McGraw-Hill Education. All Rights Reserved.