Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

This science fair project idea examines which type of insulation holds in the most heat.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

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

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.

This experiment investigates if stress alters body temperature.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

This science fair project examines the different composition of fungi and plants.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.