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

This science fair project idea examines the reason boats are shaped and engineered.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Will the shape of an ice cube impact how fast the ice melts?

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

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.

This experiment tests which gender is better at catching how a magician performs his tricks.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Find out whether matte or shiny nail polish lasts longer.

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

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

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

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.