Invite spellers on an inter-stellar adventure with this fun word scramble puzzle.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

What's the animal that swims upstream? Help your child figure this out with this cold-blooded animal crossword puzzle worksheet.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

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

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Your child will learn how electricity is made and used by drawing pictures of household products that use electricity to create light, heat, and motion.

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

If we could look at the sun, what color would it be? Your child can decide with this sun coloring page, the perfect way to introduce her to astronomy!

From the blue whale to the Tasmanian devil, our planet is full of fascinating animals. Find a few of the most interesting ones in this animal word search.

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!

For those of you studying human anatomy, here is a great diagram of the major organs in our body!

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

Take a quick lesson in the otters that inhabit Yellowstone National Park and take an even quicker quiz.

Milky Way: candy bar or galaxy of 100 to 400 billion stars?

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

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Sandy the bee is going to a party tonight. Encourage your 2nd grader to help him get there on time by drawing hands on the clock for him.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

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.

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

If your child loves animals, introduce her to a cool species of bird with this Northern Hawk Owl info sheet, complete with coloring and a crossword.

Teach your little scientist the difference between physical and chemical changes, on a molecular level.

Learn the ins and outs of one of the body's most important organs: the heart!

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

Kids follow corn as it grows from seed to vegetable on this simple cut-and-paste growth chart.

This mix-and-match lists examples of natural resources. Kids can connect the natural resource with the resulting product.

Help your 2nd grader crack the code using triple digit addition and subtraction to find out what parts of camels can be used to make some tasty dishes.

Did you know that sound is actually caused by movement? Vibrations of particles create the sound that we hear.