Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

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

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project idea explores substances that cause a bubble to last longer.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Science fair project that creates fog using bottles of hot and cold water.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project idea investigates food preference of birds.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

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

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

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.