
Scientists look to nature for ideas. This is called biomimicry. Using ideas from nature can save energy.
Photo Credit: sirtravelalot/Shutterstock, Jackan/Shutterstock
These people are sad. They are in pain. They are … read more
Snow is frozen water. It forms when it is cold. … read more
Turtles, snakes, and lizards are reptiles. Frogs, toads, and salamanders … read more
© 2026 McGraw-Hill Education. All Rights Reserved.