This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

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.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Science fair project that uses distillation to convert salt water into fresh water.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

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.

This science project researches the correlation between barometric pressure and wind velocity.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

This science fair project idea demonstrates that plants give off water.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.