
Scientists did not know if people could fly. They tested the balloon with animals. A sheep, a duck, and a rooster flew in the balloon.
Photo Credit: Take Photo/Shutterstock
Teams from different countries compete. Fans cheer for their teams. … read more
Some people enjoy a good scary movie. Some people do … read more
Why do we have Daylight Saving Time? It has to … read more
© 2025 McGraw-Hill Education. All Rights Reserved.