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.

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

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

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!

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!

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

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

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.

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!

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.

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

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

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

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.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

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

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 activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

This simple experiment serves as an introduction to the greenhouse effect.

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.

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

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

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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