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

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

This science fair project idea determines if the color of light affects the growth of plants.

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

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

This project examines how temperature affects the volume of gas in balloons.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

This science fair project idea discovers the effect of (high) heat on animal cells.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project idea investigates how color affects temperature.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Investigate which substances are most effective at removing salt from water.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

This science fair project idea investigates the hardness property of minerals.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Find out whether matte or shiny nail polish lasts longer.

This science fair project idea investigates how different disinfectants work in killing germs.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!