This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

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

Can cells be frozen? This science fair project provides information to answer this question.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Examine the connection between temperature and chemiluminescence.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

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

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

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

This science fair project idea deals with the qualities of shade on a sunny day.

This experiment will explore the best way to create a perfect soft-boiled egg.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

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.

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Learn about emulsification and bile's roles in digestion, and investigate how the digestive enzyme lipase breaks down lipids.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.