In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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

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

In this science fair project, students make their own rain gauge to measure rainfall.

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.

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

Make a spring collage with your child to get them outside and those creative juices flowing!

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.

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.

Create a bee garden to help shelter bees in your area.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Help your child plant a "tea garden": a garden made of herbs for making teas.

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

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

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

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

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

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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

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!

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

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

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

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.

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

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