Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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.

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.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Try this chemistry experiment with your curious kid and get some "shocking" results!

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

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!

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Take a dive into the candy jar with this yummy science experiment.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.