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Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This science fair project idea investigates if fats add to the flavor of food.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Science fair project that uses distillation to convert salt water into fresh water.

Plants and light seem to be good buddies, but how far does the friendship really go?

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Science fair project that determines which foods and drinks contain the highest amount of glucose.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project idea produces consumable fresh water from salt water through desalination.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

The project researches how lubricants affect the mechanical advantage of a pulley.