Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

Practice your detective skills with this fun worksheet! Have your child go around the house and see how many things from the list they can find.

This beginners worksheet will help your child get all their ducks in a row when it comes to understanding animals that hatch from eggs.

Go green and grow your own vegetable garden! With this helpful cheat sheet, you can learn a bit about planting radish.

Develop a green thumb with your little one as you add some colors to this budding broccoli plant, and maybe even plant a few seeds too!

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!

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.

Check out this page about the robin, Michigan's state bird that's famous for laying bright blue eggs instead of white ones.

Check out this page about the robin, the Connecticut state bird, that's famous for laying bright blue eggs instead of white ones.

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!