This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

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

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

In this science fair project, students use the streak test to tell minerals apart from each other.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

In this science fair project, we will test how different kinds and shades of hair respond to bleach.