This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

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

This science fair project examines whether ocean water can be made safe to drink.

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

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

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

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

This science fair project collects information on the Internet about yourself and others.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

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

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

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.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Investigate which substances are most effective at removing salt from water.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.