Did you know some people have little teacup pigs as pets? Learn all about these adorable animals with your child as she completes this fact-filled quiz.

Guinea pigs are social animals that make great pets. Test your child's knowledge of these furry critters with this fun quiz.

Test your knowledge of electrical energy with this third- and fourth-grade 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.

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Ready for liftoff? Take to the starry skies with this worksheet that explores the three basic types of galaxies.

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

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

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

Consider the factors that affect magnetic forces in this informative third- and fourth-grade worksheet!

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

Are cats trying to talk to us when they purr? Discover the meaning behind the purr in this worksheet that explores the three main types of cat purrs.

Look up into the night sky, and you may see three prominent stars side by side. This is Orion's belt, one of the most well known constellations!

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.

Unearth fossils in this explorative third-grade worksheet!

Learn a little about the constellation called Cancer the crab with this constellations worksheet.

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

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

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

Let your curious kid learn a little bit about how fireworks work in this summer science sheet.

Read about a little-talked-about bird that inhabits the wetlands of Yellowstone National Park, the sandhill crane.

Open your ears for some interesting science! Your little biologist will learn the basic parts of the ear with this diagram.

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

What is energy? Energy is the ability to do work! Use this colorful worksheet to teach your little scientist the basics of energy.

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

Test your little nature-lover's knowledge about our feathery friends. Can she figure out which bird fits each description?

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.