Children get to know a few geology terms in this landform word search puzzle.

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.

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?

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

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

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

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.

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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

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

Let your child explore the vocabulary associated with Earth's landforms with this colorful word search.

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

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!

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.

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

What's in the ground beneath our feet? Explore the science of soil with your child using this handy printable!

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

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

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

Where to flower babies come from? Use this word search to learn about the different pollinators in our environment, and how they help spread plant seeds.