This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Test whether cutting up meats will make it cook faster than just cooking it whole.

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.

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

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

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

Study how we perceive color by exploring optical illusions such as pointillism, digital images, and Ishihara tests.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

This science fair project idea compares the mass and density of objects.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

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

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores whether white light can be separated into different colors.

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

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

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

Will male or female hair grow faster? Find out in this science fair project idea!

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

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

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.