What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.