This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

In this science fair project, students examine how temperature affects sugar transport within a plant.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

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

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

This science fair project idea determines the probability of a coin landing heads or tails.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.