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In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

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

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.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Make edible amber fossils with your second grader to explore the fascinating world of science!