How well can people recall what they have observed. Test your knowledge in this fun experiment.

This science fair project idea investigates how different disinfectants work in killing germs.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

This science fair project idea will be examining oxidation and acid rain

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

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

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

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

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.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

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

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This science fair project idea explores how length affects the weight a bridge can hold.

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

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

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

This science fair project idea determines if females or males tend to do better on optical illusion tests and whether certain age groups also do better.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.