Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

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.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

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.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

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?

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.