This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

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

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Science fair project that designs a video game that requires players to use relevant skills.

Evaluate gender differences in processing visual information.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This science fair project idea examines the reason boats are shaped and engineered.

In this science fair project, young children notice and track changes in trees throughout the year.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Discover which battery composition (type) lasts the longest.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.