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.

Children will enjoy this appealing worksheet that invites them to consider which of the items shown are necessary to plant life.

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.

Kids draw what they see in the mirror for this kindergarten science worksheet. They learn that sight is one of our senses and that we use our eyes to see.

Use these STEM design challenges to foster creativity and critical thinking skills in young learners while introducing them to the engineering process.

Learn about how the Earth was formed in this science worksheet that covers the early years of the Earth.

Animal lovers can learn about sea creatures like sharks, tortoises and seahorses with this ocean habitat activity page, full of fun facts and a word search.

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Jump-start your kid's excitement about kangaroos! Together, you can learn some cool kangaroo facts, like how kangaroos can jump up to 30 feet.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

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

Kids draw something they hear at the zoo for this kindergarten science worksheet. They learn that hearing is one of our senses and that we use our ears to hear.

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

This worksheet features a scientific explanation and awesome photos of solar eclipses, which are extremely rare scientific phenomena.

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

How well does your child know the layout of our Solar System? This worksheet focuses on the biggest planet, Jupiter.

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

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

Get some cool facts about geckos on our reading and writing worksheet! Your little one is sure to be tickled by all the curious facts about geckos.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Oh no! There was an explosion in the lab! Enjoy a humorous coloring page with your future scientist.

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

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.

Jump into science with a lesson in our sense of hearing with this coloring page that asks kids to color the pictures of things they can hear.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Does your child know where Earth is in the Solar System? He'll learn as he completes this fun, planet printable.

Wolves are an animal with a bit of rough past in Yellowstone National Park. Learn all about them!

Blue whale facts include that calves weigh up to three tons at birth and adults can be as heavy as 200 tons. Get other cool blue whale facts on this worksheet.

Does your first grader want to know more about mammals? This worksheet gives her a chance to do some research to decide which animals fit into that category.

Kids who love creepy, crawly things will truly enjoy this prekindergarten and kindergarten science-themed coloring page.