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This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

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

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

The objective of this experiment is to evaluate the effects of acid rain on plants.

This science fair experiment examines the relationship between gender, age, and smiling.

The project researches how lubricants affect the mechanical advantage of a pulley.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

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