Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

Did you know that there are forests in the temperate ocean ecosystem? Learn all about the temperate ocean with this fun ecosystems sheet!

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.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

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

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

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.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Teach your child how to respect the ecosystem with a science worksheet that doubles as a coloring page. Can they identify the sources of pollution in the scene?

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.

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

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

Understand nature's visual cues for the shifting of the seasons with this tree seasons match-up activity!

Blast off into space with a fun planet printable. This one features Jupiter, the largest planet in our solar system.

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

A coloring sheet of a Mars rover searching for life on other planets.

There are lots of stories around the world for the rabbit moon: a rabbit image seen in the shadows on the moon's face. Here's one for young moon-gazers!

Third grader today, astrophysicist tomorrow! Let your child research their planet of choice, and discover everything from the number of moons to temperature.

Discover the inner workings of basic earth science in this worksheet on temperature.

Microscopes bring biology to life, allowing us to explore the world's tiniest living things. Have your child create his own organism in the sample slide.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.

Did you know that Uranus can get as cold as -144° Fahrenheit? Learn more about the third largest planet in our solar system on this planet printable.

Ever lay on your back to watch the clouds? With this cloud chart you and your little scientist can identify the different types of cloud formations.

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

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

This worksheet is a quick-reference tool of space vocabulary for kids, with an exercise to use the words properly in provided sentences.

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

This printable features the planet closest to the sun. Learn Mercury facts and further your knowledge of outer space by discovering new things.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.