
Sunlight is made up of different colors of light. You can see all these colors in a rainbow.
Our clothes can be different colors too.
Photo Credit: Mawardibahar/iStock/Getty Images
In 1886 Josephine Cochrane invented the dishwasher. She observed that … read more
Some people are treated unfairly because they are African American, … read more
You are in rough patch of air. This is called … read more
© 2026 McGraw-Hill Education. All Rights Reserved.