
Objects are compared in different ways. Quantity is a way to compare things. Quantity is the amount of something. There are more cherries. There are less apples.
Photo Credit: Spalnic/Shutterstock, MirageC/Moment/Getty Images
Scientists look to nature for ideas. This is called biomimicry. … read more
Penguins are birds that swim. They do not fly. They … read more
Winter has begun. Many places find ways to make the … read more
© 2026 McGraw-Hill Education. All Rights Reserved.