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.

Let your little weather observer discover the four seasons! She'll match up each season with its proper picture to show her knowledge of how weather changes.

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

Introduce the basic concepts of sinking and floating with this fun worksheet. Your budding scientist will decide if these objects sink or float!

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

Ever wonder what the earth is made of? Practice reading and writing, and learn about the four layers of planet Earth.

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

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

What are the different layers of soil? In this worksheet your child will use clues to identify four major soil components: silt, topsoil, humus, and clay.

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.

Do you wish to boldly go where no astronaut has ever gone? Blast off with this coloring page that features four new planets for you and your crayons to explore.

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

Help your 2nd grader crack the code using triple digit addition and subtraction to find out what parts of camels can be used to make some tasty dishes.

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

Brighten your dino lover's day with this fun fact dot to dot all about Struthiomimus, the "ostrich mimic".

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

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Shed some light on the interactions between objects and light with this science worksheet for kindergarteners and first graders!

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!

There's no better way to get your child thinking about the weather than by having them write about it. Kids write a sentence about the weather in each picture.

Let your scientific skills shine as you decide which objects will let light pass through in this kindergarten and first-grade worksheet!

Practice describing different objects and substances in this colorful worksheet!

Build a food chain with this hands-on worksheet for kindergarteners and first graders!

See if you can identify the objects that let light pass through them with this kindergarten and first-grade worksheet!

How do nonliving things help plants and animals stay alive? Find out in this first-grade worksheet!

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

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!