The emu: It's the second-largest bird in the world. How big is it? Let's just say that its eggs can be almost 9 inches long!

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

What is the Earth made of? Find out everything that goes on just below the surface in this science reading worksheet.

Did you know that trees have more parts than just the trunk, branches and leaves? Take a look on the inside of a tree with this fill-in-the-blank diagram!

With this fun sheet, your child will get to learn a few fun facts about the raven, and then complete a crossword based on what she's just learned.

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

Explore the science of the sun with this make-your-own sundial activity! Just do a little bit of cutting and coloring, and let the sun do the rest of the work.

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.