
Look at this sea cave. It is on Lake Superior. Check out the opening in the rock. In summer, you could paddle a boat through it.
Photo Credit: earleliason/E+/Getty Images
There are 8.7 million species of animals in the world! … read more
Let’s learn about the Cherokee National Holiday! The Cherokee National … read more
Fireworks light up the night sky. These shows can be … read more
© 2026 McGraw-Hill Education. All Rights Reserved.