Fossils have a lot to teach us about life on earth, but they can also be used to help teach kids the scientific method.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.

How does the butterfly become so beautiful? Learn about the four stages that it goes through in its life.

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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

Studying earth science? Learn about the different types of clouds with the series of cloud types.

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

Children get to know animals of South America in this nature-themed worksheet.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Try to find natural resources in this camping-themed worksheet for second and third graders!

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Become a disaster detective in this fun science worksheet!

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

Dig your hands into some earth science with this soil sheet! Your little scientist can hone his reading skills as he learns what soil is and how it is formed.

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

Practice describing different objects and substances in this colorful worksheet!

How do clouds form? Why does it rain? Help your student answer some of these questions by completing this water cycle worksheet.