The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

Science fair project that determines how we can change potential energy into kinetic energy.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

This science fair project idea assesses the effect of music on work performance.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea discovers the practical applications for the structural design of a snail shell.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This science fair project idea looks into the concept of powered parachutes as the future of transportation.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

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

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Construct and experiment with a periscope using reflected light rays to gather an image.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.