Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

In this project, different brands of microwave popcorn are tested and compared.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This science fair project idea examines whether boys and girls differ in reflexes.

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

Determine if gender affects the ability to identify different smells.

This science fair project examines how seeds hitchhike on animals and clothing.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

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

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

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

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

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...