Test out various brands of permanent markers to see which one is least water soluble.

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

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

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.

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

This science fair project idea investigates how the shape of an object affects drag.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

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

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

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!

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

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

This science experiment tests if dog saliva can really help heal wounds.

Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

This science fair project idea compares biodiversity between drops of water.