This experiment investigates if stress alters body temperature.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project compares the abilities of men and women to understand subtle communication through body language.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

This science fair project idea determines how your body responds to allergies.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

Explore the neural and mental mechanisms at play in mental imagery.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

Think about the adaptive utility of an important aspect of our physiology.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

This project examines which type of dance burns the most calories.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

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

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 if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

Science fair project that illustrates the properties of black holes in space.