
Look outside. Is it sunny? Is it rainy?
Weather changes. It can be sunny in the morning. It can be rainy in the afternoon.
Photo Credit: PeopleImages/Getty Images
What is a heart? It isn’t just a shape. A … read more
Summer brings beach weather. That means the sun is shining. … read more
This man works for the Centers for Disease Control (CDC). … read more
© 2025 McGraw-Hill Education. All Rights Reserved.