What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Investigate the mystery of why two tomato plants developed so differently!

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

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

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

Can you match the scientist with the unit of electricity or power that is named after him?

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

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Dive into the electrifying concept of electrical energy in this colorful worksheet!

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Describe how things feel when you touch them and push on them!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Learn about the similarities and differences between objects in this colorful science worksheet!

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

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.

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.

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

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.

After your child fills in this review sheet on chemical and physical properties, it's a good idea to hold onto it for future test review!

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Who will win the marble race in this two-page physical science worksheet?

Use this cool 2-page worksheet to make your own big dipper clock!

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Prepare for an exciting experiment with this cut-and-paste lab safety worksheet for first and second graders!

In this worksheet, children practice identifying animals of North America by their tracks.

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!