Use this Earth Day-themed color by numbers sheet to practice learning numbers and colors.

Coloring page explaining that water comes in three forms, liquid, solid, gas

Think of what you can do on a regular basis to help protect our world and preserve its natural resources.

Guess which letters are missing in this Earth Day-themed missing letters worksheet.

This activity helps children improve their understanding of the natural world and their classification skills by observing bugs.

Learn where drinking water comes from with this coloring page

Help the water get from the lake to your faucet in this maze

Check your knowledge of environmental concepts

Diagram explaining how water is treated

Unscramble these water-related words

Find the words relating to water in this word search

Introduce children to scientific concepts and processes by helping them to gain the scientific habit of observing what’s around them.

Learn about and make as many words as you can from the word Atmosphere

Word search covering animals you will find in American wetlands

Fun facts about water

Global carbon dioxide coloring map

Ozone Word search and facts about the ozone

Make a list of ways you can help perserve and protect our water resources

Match the picture and description of NOAA's various observatories

Circle the items that are recyclable.

Even though the days start getting longer again after the winter solstice, the temperatures around us continue to get colder. Why?

Read through the information to think about how to diagram food webs.