Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.

This packet of worksheets introduces children to food webs, an important life science concept.

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.

Study the night sky with this hands-on science worksheet for third and fourth graders!

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.

Discover the animals and plants of the past in this fossil-focused worksheet!

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.

This helpful worksheet lays out all the qualifications for planethood. A great way to start studying outer space science!

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

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.

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

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

Children match animals to their ecosystems in this life sciences worksheet.

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.

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

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth 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!

Unearth fossils in this explorative third-grade 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!