Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?