Find out whether a longer airplane will fly farther or a wider paper airplane.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This project examines whether people's taste perception is influenced by what they see.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science fair project idea explores substances that cause a bubble to last longer.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project teaches students about wilting and browning of salad greens.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this project, you will observe and record changes in sunspots over two weeks.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.