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

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.

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.

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

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

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.

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.

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

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

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.

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

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.

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.

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

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

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.

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

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

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

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

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!