Read about the small population of huge moose in Yellowstone National Park.

The silverback gorilla is a special animal. This magnificent male is part of an endangered species. Complete this sheet to learn all about this gentle giant.

Ready for liftoff? Take to the starry skies with this worksheet that explores the three basic types of galaxies.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Mmmm honey is delicious, but do you know how it's made? Take a dip into some sweet knowledge and find out the buzzy secrets behind honey.

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

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

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

Constellations are groups of stars that form a picture, usually with a story behind it. But many constellations are also zodiac signs, like Libra, the scales.

Searching for a worksheet that will help your child practice their reading skills? This printable uses life science as a background to help young readers.

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

Which animals can live happily alongside humans? With this word search, match up game, fun facts, your child will learn more about urban animal habitats.

Learn about the grizzly bears that live in Yellowstone National Park.

Dreams can be delightful or downright terrifying. Discover the science behind dreams and try to figure out what your dreams say about you.

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

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Budding inventors can get a fun review of the simple machines with this word search.

Can you and your child come up with a few ways to conserve water in your home? This printable starts you off with five ways to conserve water.

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.

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

Blast off deep into space with this science worksheet featuring the dwarf planet, Pluto.

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

Looking for a way to brighten your child's enthusiasm for astronomy? Introduce him to the constellations with this worksheet about the constellation Capricorn.

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

Learn a bit about the Brazilian rainbow boa with this cool science worksheet.