Milky Way: candy bar or galaxy of 100 to 400 billion stars?

From glaciers to mountains to wetlands, our planet has lots of different landforms. Help your child learn all about them with this fun earth science crossword.

Find out what wind is all about in this intro to earth science worksheet.

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Learn about the science behind one of nature's most awesome spectacles: monsoons.

Here's a great way to teach your kids more about our solar system. This worksheet focuses on the dwarf planet, Pluto.

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.

Your preschooler can get practice identifying seasons (and also writing postcards!) with this seasonal variety.

Learn Saturn facts with this science printable, like that it is one of the large gas planets in our solar system!

Nothing beats a beach outing! What would you wear? Help your child choose the right beach attire for this paper doll boy.

When spring is in full bloom, be sure to get outside to smell the flowers! Your little nature lover can have fun with this flower identification activity.

Let your coloring skills blossom with this flower anatomy worksheet. Make your own flower, color and put your vocabulary skills to the test!

Get your kindergartener started on Earth science with a lesson on the seasons. Kids write the name of each season under the correct picture.

Almost nothing in this universe can travel faster than light! Have some fun exploring the speed of light with this space science worksheet.

This paper doll needs help dressing for the winter season! Can your child pick out the right outfit for her?

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

The infamous Halley's Comet only comes around once every 75 years or so! Read some interesting info on the world's most famous comet.

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Seasonal weather postcards get kids to learn some vocabulary and identify the seasons. Learn about spring, summer, fall, and winter with weather postcards.

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.