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.

These two children sure look alike -- maybe because they're twins!

Use this cool 2-page worksheet to make your own big dipper clock!

Print out a set of weather-themed postcards to give your child practice identifying seasons. These weather postcards also allow kids to practice writing skills.

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Did you know snowflakes are so unique, there are no two alike? Teach your child about how snow forms with this worksheet.

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

Uncover secrets of the past with this third-grade worksheet about fossils!

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

Create and observe your very own rainbow using light and water with this science experiment worksheet!

What is a weathervane? Find out the basics of this helpful weather prediction tool using this coloring page!

What's in the ground beneath our feet? Explore the science of soil with your child using this handy printable!

First graders can read the information about Mercury then label each layer of the planet using what they've learned.

See the wind in action! Little scientists can make and decorate their very own windsocks to hang in the breeze, using this template.

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

Complete this simple and engaging exercise about the planet Mars by reading the information and labeling Mars' layers using what you've learned.

First graders can learn all about the sun by reading the facts then using what they've learned to label each layer of the sun.

Start from water cycle precipitation from clouds and match parts of the cycle to this clear colorful image of a simple water cycle, using the helpful paragraph.

This thermometer worksheet gives your child practice reading and using a thermometer. Try this thermometer and temperature worksheet with your child.

This solar system worksheet guides your child through the order of the planets. Use this solar system worksheet to learn about the planets in the Milky Way.

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

Explore the science of the sun with this make-your-own sundial activity! Just do a little bit of cutting and coloring, and let the sun do the rest of the work.

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

Discover Earth’s four major systems, or spheres, in this engaging fifth-grade worksheet!

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.