Spheres are all around us—basketballs, globes, even the planet Earth! Help your students develop an understanding of this 3-D shape by identifying spheres in pictures and in real life.

In this recycle worksheet, kids color the different recyclable objects, then match them up with their corresponding bin. Try our recycle worksheet on Earth Day.

This color by letter kindergarten reading worksheet features capital and lowercase E. Kids use a key to color the page and reveal a hidden Earth picture.

Step right up to the most famous wall on Earth! Spanning nearly four thousand miles, the Great Wall of China is one of the oldest wonders of the world.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Introduce your little astronomer to Earth's 'sister planet' Venus! He'll color the picture as he learns fun facts about our solar system's brightest planet.

Let your child explore the vocabulary associated with Earth's landforms with this colorful word search.

Read about the earth's coldest land biome, the tundra, then fill in the blanks to review what you've learned.

Solving a slew of double-digit subtraction problems will lead your second grader to deciphering the name of Earth's galaxy. Start subtracting!

Did you know that 763 Earths could fit inside Saturn? Learn more fun facts about Saturn on this fun science printable.

Get to know Earth's neighbor a bit more with this Mars coloring page! Your child can read a few fun facts about Mars as he colors.

Discover the big world of transportation with this worksheet that teaches about the different ways people and even food travel.

Invite students to take the digital citizenship pledge so they can learn about healthy ways to use technology!

Your child will be a future spelling champ after she completes this spelling practice test full of technology-based vocab words.

Help kids understand the size and scope of billions of years with this helpful reference worksheet.

Give your first grader a beginning lesson in history. He'll need to identify each form of communication and put them in order from most recent to oldest.

Give your child a real memory challenge with this fun memory match game! He'll try to memorize the location of cards when they're faced down.

Read the definitions given for soil, sand and dirt then write down where each element can be found below the pictures.

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

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

This worksheet features a scientific explanation and awesome photos of solar eclipses, which are extremely rare scientific phenomena.

Got a kid who loves rocks? Encourage your little geologist to learn about the 3 major rock types with this worksheet.

Practice geology vocabulary with this challenging crossword puzzle.

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Learn all about precipitation and the role it plays on the planet in this weather science worksheet.

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.

Does your little gardener know about compost? Quiz him on the basic elements of this excellent gardening tool.

Learn all about the ooey-gooey areas of land called wetlands that provide a home for certain kinds of plants and animals.

Get wise about wind! Even though you can't see it, wind is a powerful force caused by changing temperature in the air.

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.