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?

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

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.

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

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

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Word color association is just a fancy way to talk about the way we connect colors with words.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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?

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The project investigates how water and movement affects erosion.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project teaches students about wilting and browning of salad greens.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Start your toy engines -- this is going to be a fast and friction-filled race!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

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.