What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science fair project idea investigates how color affects temperature.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

This science fair project idea explores substances that cause a bubble to last longer.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

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

This basketball project explores the best way to make the perfect shot every time.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This science fair project idea examines liquids of different densities.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

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

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.