How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

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

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

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

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

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Children get a mini lesson in writing and the weather with this coloring worksheet.

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

Have you ever wondered what keeps the moon in orbit? Newton's first law gets a quick introduction, too, in this worksheet for kids. Check it out!

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

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.

First graders can learn all about the sun by reading the facts then using what they've learned to label each layer of the sun.

Ocean resources are an incredible part of how we live our lives; read and write about them with this worksheet.

As kids color in this sunny scene, they'll learn about the sun and what it does.

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

Ever lay on your back to look at the clouds? Now you'll know which types of cloud make up all those silly shapes you see with this diagram.

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

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

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

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.

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.

Mini meteorologists will love predicting the weather with this worksheet! Build logic and a sense of chronology by drawing pictures of the forecast.

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.

Rain or shine, get ready for some weather watching! Record data to observe the weather patterns over the course of a week.

Wind has its own unique properties that help shape the weather. Give your little scientist a heads up with these wind facts!

Get wise about wind! Even though you can't see it, wind is a powerful force caused by changing temperature in the air.

Go cloud-gazing on a nice day, and use this fun cut-out chart to name the types of clouds you see!

Create and observe your very own rainbow using light and water with this science experiment worksheet!

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.