Children are introduced to the basic concepts of cloud formation in this diagramming and fill-in-the-blank activity.

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

How do you know when it's wintertime? Have your child complete this winter writing prompt to exercise writing skills and reinforce seasonal knowledge.

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

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

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

Have any good ideas for recreational resources? The term "recreational resources" has to do with the activities we do for enjoyment and the places that we go.

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.

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

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

Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.

Ocean resources are an incredible part of how we live our lives; read and write about them with this worksheet.

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.

In this science matching worksheet, children will test their solar system know-how by matching each celestial body to the correct fact.

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.

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

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

Learn the many features of planet earth in this easy earth science vocabulary chart.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

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.