These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Did you know that before they were zodiac signs, characters like Taurus the bull were all constellations!

Brighten your dino lover's day with this fun fact dot to dot all about Struthiomimus, the "ostrich mimic".

Learn a little about the constellation called Cancer the crab with this constellations 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.

Before we knew what the stars were, people would often tell stories about the pictures that the stars formed. This one is called Aquila, the eagle!

For kids who bug out on bugs, here's the perfect coloring page! Learn about the insect order Coleoptera, which we mostly know as beetles.

If you only recognize this creature as the "fatter, scrunched-down version of a kangaroo," then you should check out this worksheet.

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

Learn about the numbat, a squirrel-like creature from the Australian outback.

The Australian outback is full of unusual and odd-looking animals. Check out the echidna, a spiny creature with no teeth and a long, sticky tongue.

The Washington, D.C. state bird is the Wood Thrush. First graders can learn fun facts and add color to bring the picture of this bird to life!

For all you aspiring astronauts, here is a worksheet for learning the constellations! Learn all about the constellation Gemini with this sheet.

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

So what on earth is this funky creature? He is a Louisiana Pancake Batfish, one of several brand new species discovered within the past two years.

Walter's Duiker is a new species of duiker, a kind of antelope, and one of many new species discovered between 2009 and 2011.

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

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

Looking for a worksheet that will give your kid help with his life-science skills? This printable will challenge his knowledge of birds.

Grab your colored pencils and your crayons and get your creative juices flowing with a story starter worksheet that lets you add the illustrations!

This lizard can grow to over six feet long! Color the Golden Spotted Monitor Lizard, one of several brand new species discovered between 2009 and 2011.

Did you know new species of animals are discovered every year? Color in this little cricket, the only one of his kind who can pollinate plants!

Did you know "Delphinus" is Latin for "dolphin"? Learn all about this cool constellation with this worksheet!

Did you know peas are actually a fruit? Color in this pea plant and teach your little gardener more about where her food comes from!

This large, flightless bird is both shy and aggressive toward humans, which has made it tough for scientists to study.

Sting your little insect enthusiast with some knowledge about the insect order Hymenoptera. He'll learn a fun fact as he colors this yellowjacket.

Ferrets are known for being sneaky, so don't be fooled by this quiz! Discuss this unique animal with your child as she learns some fun ferret facts.

The best way for your young explorer to learn and understand how nature works is by going outside!

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.

Did you know fish could fly? Pisces, which is also a zodiac sign, is a constellation, named many years ago.