There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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

This project examines whether humans can intuitively grasp numeric values greater than three.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

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

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

This project examines how temperature affects the volume of gas in balloons.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This project explores differences in people's reactions to images in color and images in black and white.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

This project explores whether music affects the growth and health of plants.

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Test whether plants can grow without sunlight and water.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

This experiment will explore the best way to create a perfect soft-boiled egg.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This project examines whether more expensive golf balls translate into better results on the golf course.

Examine whether males or females are more likely to have a higher center of gravity.

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.

Demonstrate how to tell the age of an egg without having to crack it open.