This science fair project investigates why the number of visible stars changes from place to place.

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

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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.

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

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

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!

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.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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

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.

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

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

This science experiment has students test whether a snail moves faster on concrete or dirt.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Science fair project that examines condensation and the conditions needed in order for dew to form.