Constellations are not just named after animals, some of them are named after people! Learn about the constellation Sagittarius with this fun worksheet.

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

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

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.

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

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

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Unearth fossils in this explorative third-grade worksheet!

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

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

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

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.

The next time you're on a hike, be sure to take this leaf chart to guide you in identifying different types of leaves!

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Be a busy bee as you learn all about the different jobs honey bees have in their hives!

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Discover the importance of butterflies in pollination with this informative worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Dig into the past with this third-grade worksheet all about fossils!

Learn the importance of natural adaptations with this inquisitive activity!

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

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