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.