
There are different kinds of tools. Some are controlled by the body. Others are controlled by a person’s brain. Engineers make new tools to help people.
What Do You Think? How can this technology help someone?
Photo Credit: yurakrasil/Shutterstock
We can eat some mushrooms. But be careful! Some mushrooms … read more
There is something more important about Thanksgiving than food. The … read more
Memorial Day is a holiday. It is a day to … read more
© 2025 McGraw-Hill Education. All Rights Reserved.