Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

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.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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

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

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.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

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

This easy at-home experiment is a great way to "see" science.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

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

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

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.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Is your child a young ornithologist in the making?

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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

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