What does the Earth look like? Find out all about the nooks and crannies that cover the planet with this landforms worksheet.

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

If you know what each planet looks like, you'll have no trouble with this intergalactic crossword puzzle.

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

Learn Saturn facts with this science printable, like that it is one of the large gas planets in our solar system!

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Just like the rest of our body, our eyes are a complicated system! Learn about how the human eye works with this anatomy sheet.

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.

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

Back in ancient times, the stars were used as storytelling tools. People created characters and stories that they saw in the stars, like Leo the lion.

Animal lovers can learn about sea creatures like sharks, tortoises and seahorses with this ocean habitat activity page, full of fun facts and a word search.

Lots of people like turtles, but how much do you really know about them? Get to know one of many types of turtles with this informational worksheet.

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.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

Third grader today, astrophysicist tomorrow! Let your child research their planet of choice, and discover everything from the number of moons to temperature.

In this worksheet, kids learn about basic physics concepts like mass, momentum, and velocity by applying them to a popular winter sport: slalom skiing!

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

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?

After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.

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.

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Learn Jupiter facts in this worksheet. Your child can test his knowledge of the solar system by answering the trivia question at the bottom of the page.

Invite your child to dream big and design their very own planet. Encourage both creativity and scientific speculation with this fun worksheet.