If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.

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.

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

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

Explore this diagram of the water hyacinth with your little one. She'll be learning the parts of a flower as she colors in this delighful picture.

Ever wonder how the human body functions? Enjoy this great info sheet all about the human heart, one of our most important organs.

All living things go through many changes as they grow to be adults! Help your little one understand how he will grow and change.

Color the T Rex Leech! Named for its sharp teeth, he is one of many brand new species discovered in the past two years.

Coyotes' famous howl gave them the nickname "song dogs." This is just one of several coyote facts your child can learn from this worksheet.

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

With this diagram, kids can find out more about oil, one of our most widely-used natural resources, and learn a little more about where it comes from.

Growing up is an exciting time for your little one. Introduce this fun tracking chart so he can keep track of the teeth he loses!

Get outside and take a stroll! This leaf guide will give your little one a great learning experience the next time you're out at the park.

Learn all about the liver with this anatomy sheet. Our liver is one of many organs in the digestive system expelling waste from the body.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

Decide what differentiates living vs non-living things! First cut out the items on page 1, and then sort them in the chart on page 2.

Practice naming the planets in our solar system with a fun, visual worksheet! Your child can see the planets in their orbits and try to label each one.

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.