Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project investigates why the number of visible stars changes from place to place.

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

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

In this cool robotics project, construct a motorized robot with a sensor and put it through a maze test to find the number of errors it makes along the way.

This experiment evaluates if people of a specific gender or age more likely have an elevated number of taste buds, allowing them to taste what others cannot.

This science fair project idea discovers the average number on the Scoville scale that humans can endure in hot peppers before physical signs kick in.

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

This project compares the strength of one, two, and three-ply toilet paper.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Explore the neural and mental mechanisms at play in mental imagery.

Test out various brands of permanent markers to see which one is least water soluble.

The goal of this project is to create an exciting topographical map out of dough.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.