
Let’s learn about the heart. Do you know where your heart is? Place your hand on the left side of your chest. You can feel it thumping. That is your heartbeat.
Photo Credit: Hero Images/Getty Images
Diversity means differences. People are different in many ways. They … read more
Snow, sweaters, and sleds! The first day of winter is … read more
Have you ever seen a 3-D printer? It is different … read more
© 2026 McGraw-Hill Education. All Rights Reserved.