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.

These math cards are printable quiz cards to challenge your first grader's overall knowledge.

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.

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.

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.

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.

Analyze an axolotl with this kindergarten and first-grade worksheet!

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

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

Observe different forces at work with this kindergarten and first-grade worksheet!

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

Match baby animals with their parents in this kindergarten and first-grade worksheet!

Dive into a coral reef habitat with this second- and third-grade worksheet!

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

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

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

See which snail has gotten the farthest with this 2nd grade measurement snail race worksheet.

Dip your toes into a marsh habitat in this second- and third-grade worksheet!

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

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