Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Have fun learning about food chains in this charming science worksheet!

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

Ever wonder why zebras have so many stripes? Find out with this fun worksheet all about the zebra!

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

How many teeth does an alligator have? Find out with this fun worksheet, dedicated to teaching you and your child all about alligators!

Did you know opossums are marsupials, which means they have a pouch! This fun worksheet is jam-packed with fun facts about the opossum!

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

Meet Michael Faraday, the inventor of the first electric motor. Without Faraday, who knows if we would even have working cars, airplanes or even clocks!

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

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!

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

Are students studying electricity? Give them a break from the scientific nitty-gritty with this fun word search full of electricity terms!

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Discover the details of desert plant life in this informative worksheet!

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Learn the importance of natural adaptations with this inquisitive activity!

Get lost with a dizzying maze that challenges you to help the lightning bolt reach the ground!

The Earth is very much alive, even its rocks shift and change. Practice geology vocabulary with this challenging word search.

This colorful diagram is a handy reference guide for kids learning basic body systems.

A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

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

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Let your coloring skills blossom with this flower anatomy worksheet. Make your own flower, color and put your vocabulary skills to the test!

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

Practice geology vocabulary with this challenging crossword puzzle.