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This project examines the concentration of dissolved oxygen in water, with and without oil.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

This science fair project idea determines what household items are good conductors of electricity.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This science fair project idea compares biodiversity between drops of water.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Discover whether the color of text correlates with ease and speed of reading.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

In this activity, your child will be challenged to make a tower using paper cups.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.