Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

This worksheet features a scientific explanation and awesome photos of solar eclipses, which are extremely rare scientific phenomena.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

Learn all about rollie pollies, a small but unique creature that always fascinates little kids. There's even a bit of rollie pollie match to boot.

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

It's pretty rare when a planet comes between Earth and the sun, but it happened on June 5, 2012. Learn about this mind-boggling event with this cool worksheet!

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

Can you and your child come up with a few ways to conserve water in your home? This printable starts you off with five ways to conserve water.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Start from water cycle precipitation from clouds and match parts of the cycle to this clear colorful image of a simple water cycle, using the helpful paragraph.

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

Try to find natural resources in this camping-themed worksheet for second and third graders!

Look for natural resources around a farm in this engaging worksheet for second and third graders!

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

Did you know that ocean water is salty, but river water is not? Find out how fresh and salt water mix together in this water cycle worksheet.

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

Hiccups interrupt us when we're talking and sometimes even get in the way of eating! Find out why we hiccup and discover some unusual ways to get rid of them.

This solar system worksheet guides your child through the order of the planets. Use this solar system worksheet to learn about the planets in the Milky Way.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

When we get embarrassed or anxious, and all of a sudden our cheeks get red! Why does our body do this? Find out what scientists think blushing is all about.

How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Discover the phases of the moon with this third- and fourth-grade space science worksheet!

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!