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This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

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

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Cleaning can be a chore, but not with this sudsy experiment!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

This activity is a fun challenge for students who have just started learning to program educational robots.