Use clues to fill in the boxes in this crossword puzzle, and learn more about freshwater fish along the way.

Learn more about what lives--and what thrives--in marshes with this fill-in-the-blank worksheet on marsh ecosystems.

Here's a stormy science adventure that will blow your socks off! Learn about tracking hurricanes with this map of coordinates.

How much does your child know about the animal kingdom? Help her discover interesting facts with this animal crossword.

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

Help your child understand the importance of preserving the environment, with this info-sheet about an endangered species: the Iranian jerboa.

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

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

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

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

Learn about a famous woman of science, Rosalind Franklin, and how she contributed to the discovery of DNA's double-helix structure.

What is the purpose of a narwhal tusk? Explore some interesting new findings about the narwhal, also known as the unicorn whale.

Go from a butterfly beginner to an expert with this worksheet, full of pretty butterflies and tons of information about where butterflies live.l

If your child is starting to learn human biology, give him a great study sheet with this anatomy worksheet about the pancreas.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

There's not much in the animal kingdom more interesting than tentacles with suckers! Learn about octopus anatomy with this worksheet.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

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

Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

This worksheet teaches your student about physical change vs chemical change, matter, mass, and property. An exciting experiment reinforces the concepts.

Experience some explosive earth science! Use this diagram to teach your child about the various parts of an active volcano.

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

Find out everything you need to know about lightning rods! These metal poles have quite a special relationship with lightning.

Did you know you're 1,000 times more likely to drown than you are to be bitten by a shark? This fun worksheet is jam-packed with fun facts about the shark!

Test your little nature-lover's knowledge about our feathery friends. Can she figure out which bird fits each description?

How can an owl have long ears? Find out a few fun facts about the Long Eared Owl with an info sheet!

Constellations are not just named after animals, some of them are named after people! Learn about the constellation Sagittarius with this fun worksheet.

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