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.

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.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This project examines whether people's taste perception is influenced by what they see.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This science fair project will help students learn about non-vascular plants, such as mosses.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science fair project idea investigates if fats add to the flavor of food.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.