This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This experiment evaluates if people of a specific gender or age more likely have an elevated number of taste buds, allowing them to taste what others cannot.

Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

This science project investigates the influence of different genres of movies on appetite.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Determine if gender affects the ability to identify different smells.

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair project, students investigate how different colors influence appetite.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

Determine which video game elevates the heart rate best and burns the most calories.

This science fair project idea discovers the average time it takes for a person to remember something completely.

This experiment will investigate whether reward or punishment is more apt to motivate people.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

This science fair project idea explores the fastest average speed a human can talk.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Here's a tasty summer holiday treat: oatmeal chocolate chip cookie sandwiches filled with cinnamon ice cream.

This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Find out if most people can distinguish the difference between tones on different instruments.

This experiment evaluates if personality affects the type of movies that people prefer.