
Water bears are tiny animals. They are as tiny as this dot: .
They have eight legs.
Photo Credit: STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY/Getty Images
What is chemistry? Is it chemicals? Is it a lab? … read more
In many states April means Spring. Flowers appear. Birds build … read more
We are not supposed to play with our food. But … read more
© 2025 McGraw-Hill Education. All Rights Reserved.