
The bee hummingbird is the world’s smallest bird. Suppose you hold two raisins in your hand. That’s how much a bee hummingbird weighs! It is a little longer than a large paperclip.
Photo Credit: James Bloor Griffiths/Shutterstock
The school year is just beginning. You may be starting … read more
Soccer is the most popular sport in the world. It … read more
World Space Week begins October 4th. It ends on October … read more
© 2026 McGraw-Hill Education. All Rights Reserved.