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

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

This project examines the affect of temperature on viscosity and surface tension of different liquids.

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.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

Learn about the growing app design field by designing a new or improved app for smartphones.

Making your own glass cleaner is easy, effective and inexpensive!

In this project students experiment with making music using only glasses of water.

This science fair project idea explores how far the average human can see.

This science fair project idea explores whether dogs do look like their owners.

Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

This experiment will investigate whether reward or punishment is more apt to motivate people.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.