Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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.

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

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.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Help your child celebrate the summer and the sun by making a sandy seascape.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

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

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

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 local wildlife to settle down in your backyard with this adorable bird nest craft.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

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.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

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

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.

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!

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

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

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

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

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