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Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

This project involves the development of a website using free software online to promote the value of science.

Science fair project that illustrates the properties of black holes in space.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

This experiment will explore the best way to create a perfect soft-boiled egg.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project determines the quality of a given product.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

Examine whether males or females are more likely to have a higher center of gravity.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.