This science fair project idea identifies clouds as a means of predicting the weather.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Determine which metal has the highest rate of conductivity.

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

This project concerns activity happening millions of miles away, on the sun.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?