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This science fair project idea explores the egg's thin membrane.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This project determines what category of person is most likely to be ticklish.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

This science experiment tests if dog saliva can really help heal wounds.

Learn whether writing things down really makes things easier to remember.