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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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

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

This science fair project idea raises awareness of a real ecological issue.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

This project examines which style of central-air system filter traps the most particles from the air.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this science fair project, young children notice and track changes in trees throughout the year.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

This science fair project idea investigates the relationship between memory and age.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This experiment evaluates whether there is a relationship between grade point average (GPA) and dating status.

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.