This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea explores whether talking to a plant will help it grow.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Science fair project that determines whether mass and weight are the same or different.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This science fair project idea explores the different properties & interactions of sugar molecules.

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

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

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