This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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.

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

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

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

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

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

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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 fair project teaches students the differences between fruits and vegetables.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This science project teaches students to classify different shapes of leaves.

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

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

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea determines which method of hand cleansing is the most effective.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.