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Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

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!

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

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

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

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Make sourdough bread...and learn some colonial history and modern science in the process!

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Examine the effect of pressure on carbonation in soda.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.