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In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Research different measurement systems, design your own new or improved system that can measure something difficult to measure with traditional systems.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

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.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Construct batteries that make electricity from fruits with this fun science fair project.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Check out this cool science fair project on identifying rocks and minerals for kids.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.