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Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

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.

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

This science fair project idea determines which flower lasts the longest.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?