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

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

This fascinating science fair project explores eye color genotypes.

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

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

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

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Discover whether a metal will expand under hot water.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

This science fair project idea investigates how different disinfectants work in killing germs.

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

Determine if gender affects the ability to identify different smells.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea determines if the color of light affects the growth of plants.