This science fair project idea explores the different properties & interactions of sugar molecules.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea explores the different properties of matter.

This science fair project idea determines what household items are good conductors of electricity.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

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.

This project examines whether people's taste perception is influenced by what they see.

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.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project teaches students about wilting and browning of salad greens.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.