Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Ever heard of a Harris Hawk? Learn all about this cool bird with a fun sheet, including a grid drawing to guide your child in drawing his own hawk.

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

Dr. McSquare is here to help kids learn the scientific method. His reports are all in disarray--can your child sort label each part with the correct step?

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

Don't get too afraid of this cockroach, he lives all the way in South Africa! And he is one of many brand new species discovered in the past two years.

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

Did you know an elephant can eat 300 pounds of food in one day? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about elephants!

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Learn all about rollie pollies, a small but unique creature that always fascinates little kids. There's even a bit of rollie pollie match to boot.

Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.

Searching for a worksheet to help your fourth grader with science? This printable will help him practice astronomy vocabulary.

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Learn about the similarities and differences between objects in this colorful science worksheet!

This word search introduces your child to important rocks and minerals vocabulary, as it strengthens his attention to detail.

You have over 600 muscles in your body! Kids can try this muscle anatomy word search featuring 14 important muscles.

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Looking for a worksheet to help your kid with science? This printable will help him with his knowledge of geology.

Break down a word to create new ones with this fun worksheet for second through fifth graders!

Pigs, cows, and ducks, oh my! The clues in this animal crossword puzzle worksheet will help you remember what animals there are on a farm.

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

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.