This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

This science fair project idea quantifies growth of seedlings at various pH levels.

In this science fair project, students evaluate test subjects to determine if certain personality traits are more common in frequent users of social media.

This project examines whether and what associations exist between numbers and letters and colors.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this experiment a spectrometer is used to analyze the light emitted by burning ion solutions.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

Evaluate if people are more influenced by video or audio advertising.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

This science project researches the correlation between barometric pressure and wind velocity.

This science fair project determines how age affects the speed that someone can change the focus of their eyes between near and far sightedness.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

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

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

This science fair project tests test whether the presence of spell check has changed standards for spelling.

This experiment investigates whether there are certain sounds that affect men and women differently

This experiment evaluates if personality influences whether a person prefers dogs or cats.

This science project examines the thermal properties of several major greenhouse gases.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

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

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

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

This science fair project idea provide quantitative data about how well the use of ASL ( American Sign Language) works in communicating with babies.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.