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

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.

Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

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!

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Educate your budding scientist about fossil fuels with this worksheet about non-renewable energy.

Nature is all around us! But how much does your child know about our natural world? Test her knowledge with some nature fun-facts trivia.

If you're fascinated by bugs, check out this coloring page featuring the insect order Odonata, which consists of damselfies and dragonflies.

Sting your little insect enthusiast with some knowledge about the insect order Hymenoptera. He'll learn a fun fact as he colors this yellowjacket.

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

Learn a little about our planet with an Earth coloring sheet and find out more about our travels in to space by aswering the question at the bottom of the page!

In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

Teach your child about prehistoric marine species with this trilobite coloring page!

Did you know that before they were zodiac signs, characters like Taurus the bull were all constellations!

Does your little gardener know about compost? Quiz him on the basic elements of this excellent gardening tool.

Let your child put her thinking cap on and take a moment to write about the influence people might have had on the formation of landforms.

Looking for a worksheet to help your kid with science? This printable will help him with his knowledge of geology.

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

Constellations are not just named after animals, some of them are named after people! Learn about the constellation Sagittarius with this fun worksheet.

Teach your child about plants with this worksheet, which helps your child practice botanical vocabulary.

Look up into the night sky, and you may see three prominent stars side by side. This is Orion's belt, one of the most well known constellations!

Searching for a worksheet to help your fourth grader with science? This printable will help him with geology.

Quite possibly the most famous constellation, the Big Dipper is a small part of Ursa Major, the big bear constellation.

Aspiring astronomers, here is a wonderful introduction to the constellations! Your child can learn about Aries the ram with this worksheet.

This worksheet features Mercury, the smallest planet in our Solar System, and also the planet that's closest to the Sun.

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.

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.