
These students are using a tool. It is called a magnifying glass. Magnify means to make things look bigger. This tool helps us see things. Things we cannot see with our eyes alone.
Photo Credit: FatCamera/E+/Getty Images
About 20,000 years ago, ice covered much of Earth. Temperatures … read more
Last summer, many weather reports talked about corn sweat. We … read more
Flamingos are tall birds. They have long skinny legs. Flamingos … read more
© 2025 McGraw-Hill Education. All Rights Reserved.