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What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea explores how length affects the weight a bridge can hold.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This project compares the strength of one, two, and three-ply toilet paper.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea investigates if fats add to the flavor of food.

This project examines whether people's taste perception is influenced by what they see.

In this project children practice the scientific method while playing with puffy paint.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea investigates how color affects temperature.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science experiment has students test whether a snail moves faster on concrete or dirt.