Determine whether the application of Febreeze will lower the bacterial count.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

This science fair project idea compares the cuteness reaction between genders.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

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.

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

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

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

Determine if gender affects the ability to identify different smells.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

This science fair project idea discovers the average time it takes for a person to remember something completely.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.