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

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

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

Budding inventors can get a fun review of the simple machines with this word search.

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

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

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

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

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

Can you help Cornelius create a crazy compost concoction? Help your child review his knowledge of compost and recycling with this fun worksheet.

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

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.

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Explore how Earth’s surface can change in this investigative second-grade worksheet!

Dive into habitat studies with this second- and third-grade worksheet!

Learn how seeds move with this second- and third-grade matching activity!

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

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

In 2012, an 80 million-year-old dinosaur was discovered, and you can learn all about this 20-foot, 2-ton horned herbivore.

This Bandicoot coloring page features two pictures to color of this rabbit-like animal and the opportunity to learn a few fun facts about Bandicoots!

Color the T Rex Leech! Named for its sharp teeth, he is one of many brand new species discovered in the past two years.

Match each animal to its home in this first- and second-grade life science worksheet!

So what on earth is this funky creature? He is a Louisiana Pancake Batfish, one of several brand new species discovered within the past two years.

Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

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

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.