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In this science fair experiment, high school students determine if all proteins denature at the same temperature.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

Make a backbone model to explore human anatomy and life science.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Science fair project that determines whether moths are attracted to one color of light more than others.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Science fair project that determines whether mass and weight are the same or different.

This science project has students study the idea of human beauty.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project examines whether ocean water can be made safe to drink.

This science fair project idea tests the efficiency of short term memory.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.