
Snow is frozen water. It forms when it is cold. Water in the air freezes. Ice crystals form. These crystals are snowflakes. They fall from the sky.
Photo Credit: FamVeld/Shutterstock
Robots can be used for many things. They can do … read more
Schools look different today. They use more technology than ever … read more
If you throw a ball up in the air, it … read more
© 2025 McGraw-Hill Education. All Rights Reserved.