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Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

This science fair project idea explores whether dogs do look like their owners.

Celebrate Constitution Day by learning the Preamble to the U.S. Constitution!

This science fair project idea explores whether the color of surroundings affects human mood.

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

This science fair experiment examines the relationship between gender, age, and smiling.

Explore whether pianists have the tendency to type faster than non-pianists.

Determine if left-handed people have faster response times.

This science fair project idea compares the cuteness reaction between genders.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Evaluate gender differences in processing visual information.

Determine if gender affects the ability to identify different smells.

This science fair project idea explores whether certain physical and mental traits run in the family.

Explore the negative and positive consequences of stereotypes.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

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.

Let your imagination take flight as you explore the beautiful continent of Africa! Do this fun writing activity with your child to honor Black History Month.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

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

This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

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