
This young scientist is looking at a leaf. He is using a tool to observe the leaf. He is using a magnifying glass. He can also observe the leaf by touching it.
Photo Credit: Imgorthand/E+/Getty Images
You will need supplies. You might need crayons. You might … read more
Landforms can be different shapes. Landforms can be different sizes. … read more
This man works for the Centers for Disease Control (CDC). … read more
© 2026 McGraw-Hill Education. All Rights Reserved.