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.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Plants and light seem to be good buddies, but how far does the friendship really go?

The objective of this experiment is to evaluate the effects of acid rain on plants.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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 compares biodiversity between drops of water.

This biodiversity project examines the biodiversity in your own backyard.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.