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

Take a look into the layers of the earth with this soil science sheet! Your little digger can learn about the different soil layers and what lives in each one.

Quiz your little scientist on his knowledge of the soil layers! He'll be reviewing some important earth science concepts and key terms.

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Help your second grader understand the different types of weathering and how they can affect the earth.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

Get into the habit of recycling food waste and other household materials by making your own compost pile!

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

Discover the inner workings of basic earth science in this worksheet on temperature.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Does your little gardener know about compost? Quiz him on the basic elements of this excellent gardening tool.

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

Here's an introduction to different types of rocks.

Can you help Cornelius create a crazy compost concoction? Help your child review his knowledge of compost and recycling with this fun worksheet.

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of simple machines.

How many machines can you find around the house? You may find them where you least expect it!

Budding inventors can get a fun review of the simple machines with this word search.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

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.

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

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.