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

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

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.

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.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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 fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!