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The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

In this fun experiment, we'll find out how color affects heat absorption!

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

Demonstrate how to tell the age of an egg without having to crack it open.

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.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea explores whether white light can be separated into different colors.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Discover how and which salt melts ice the quickest.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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.

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.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.