Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

In 2012, an 80 million-year-old dinosaur was discovered, and you can learn all about this 20-foot, 2-ton horned herbivore.

Are you aware of how many endangered species there are in the world? Use this trivia sheet to test your knowledge of some beautiful but endangered animals.

Have you ever heard of a Caracara? This fun page is full of facts about this unique bird, including a word scramble and a color by number activity.

Give your child a great coloring page full of fun flower facts! This one is about the iris flower and the butterfly.

Color in the Cardinal, the state bird of Kentucky, in this state bird coloring page. Make sure to use a bright red crayon to color in those famous feathers.

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

The Mockingbird is Mississippi's state bird: it can mimic the sounds of other birds, and even the sounds of insects.

Try this worksheet diagramming a snail anatomy. It takes a snail over two minutes to travel 12 inches, but your 5th grader can finish this worksheet in no time.

Learn about the second fastest land mammal in the Western Hemisphere, the pronghorn antelope.

Many animals live in the woods, but some can live in the city right alongside people! Which of these animals are urban animals?

Looking for quiz questions to test your first grader's general knowledge? This printable will challenge your kid's overall knowledge.

You won't find a smaller animal that looks meaner than the frill-necked lizard. When it gets frightened, it opens its mouth wide and flares its trademark frill.

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Get to know each of the Seven Summits, then organize their heights into a graph.

Circle and color all the pieces that Jenny might need for a day of sun and sand.

Huge Carcharodontosaurus has a name to match his massive size! Delight your little dino lover with this fun dinosaur dot to dot.

This angelic constellation is Virgo, one of the twelve special symbols of the zodiac.

Trace the dotted lines to place these holiday icons in the correct seasons. When you're done, write the name of the season underneath the picture.

There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.

Did you know that some caribou travel 3,000 miles in a year? This fun worksheet is jam-packed with fun facts about the caribou!

Kindergarteners learning about different seasons will like these colorful printable postcards. These weather postcards also offer writing practice.

Did you know chameleons can sleep upside-down? Learn more about chameleons with this fun worksheet, jam-packed with fun facts and activities!

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

Practice your detective skills with this fun worksheet! Have your child go around the house and see how many things from the list they can find.

With this worksheet, kids read about the sport of biathlon and gain an appreciation for the skills involved by studying the math and physics behind them!

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

Ever wonder what's inside a camel's hump? Find out with this fun worksheet! It's jam-packed with facts about camels.

Your nature lover can learn the basics of drawing a tree with this simple step-by-step guide.

Whoa, this spider is quite the spinster! He is actually one of many brand new species discovered between 2009 and 2011.