Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

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.

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Change up your regular classwork with this hands-on science worksheet!

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.

Use your powers of prediction to project the future movement of playground objects!

Learn about the amphibians and reptiles of Yellowstone National Park.

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Teach your child the difference between potential and kinetic energy with this introductory worksheet.

Discover how seeds move to new places with this cut-and-paste worksheet for second and third graders!

Did you know that ocean water is salty, but river water is not? Find out how fresh and salt water mix together in this water cycle worksheet.

Is your child trying to answer the question what is weathering and erosion? This info sheet gives good definitions of the terms and some visual examples.

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.

Let your child put her thinking cap on and take a moment to write about the influence people might have had on the formation of landforms.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Help third and fourth graders become rock stars with this informative geology worksheet!

Study the night sky with this hands-on science worksheet for third and fourth graders!

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

Find out how animals and plants change based on their environment in this worksheet!

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

Get the facts on the beautiful elk, an American treasure and a symbol of Yellowstone National Park.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

Identify the life cycle of a butterfly with this hands-on worksheet for second and third graders!

Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!