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Can You Guess All 50 States From an Image Of Their Outline?
Did you get an A in your geography class? Do you know the state mottos and famous landmarks that make each state unique? Prove it by challenging yourself with this quiz!
Can You Name All 50 of These Firearms that Shaped the World?
Since the development of gunpowder, the history of the world can be traced through the history of the gun. The development of the modern firearm - perhaps more than any other invention - has shaped the world as we now know it. While there have been literally thousands of different firearms designed in the past three centuries, which ones are the greatest?
Can You Identify These Military Weapons From WWII?
play.howstuffworks.com/quiz/can-you-identify-these-military-weapons-from-wwii
Get technical with the arms for this military quiz. We show you images of World War II weaponry that you get to ID. Celebrate your knowledge of lethal contraptions produced during the war that bested all other wars before it. Your Second World War ordnance knowledge is needed now!
Emergency Vehicles: Can You Identify More Than 30?
play.howstuffworks.com/quiz/emergency-vehicles-can-you-identify-more-than-30
We all know about fire trucks, police cars and ambulances, but what about the other emergency vehicles? Put your wits to the test and see if you can name more than 30 of these emergency vehicles.
How Revolvers Work
science.howstuffworks.com/revolver.htm
The revolver turned shooting a round into a one-step process, forever changing the face of crime, law enforcement and self-defense. Find out what goes on inside a revolver.
How Automobile Ignition Systems Work
auto.howstuffworks.com/ignition-system.htm
The ignition system brings your car's engine and subsystems together. Learn about the parts of your ignition system and innovations in ignition systems.
How Two-stroke Engines Work
science.howstuffworks.com/transport/engines-equipment/two-stroke.htm
A car engine uses a four-stroke cycle -- how can two strokes accomplish the same tasks? Learn all about the two-stroke engine, where it's used and how it compares to a four-stroke.
Why Did England and Spain Fight Over an Ear?
history.howstuffworks.com/history-vs-myth/jenkins-ear.htm
Jenkins' ear -- the severed ear of Capt. Robert Jenkins -- inspired a war. Learn how Robert Jenkins' ear led to a clash of monarchies in the 18th century.
How Multiple Listing Services Works
home.howstuffworks.com/real-estate/selling-home/multiple-listing-services.htm
Understanding how multiple listing services work is fairly simple. Learn more about how multiple service listings work at HowStuffWorks.
How FiOS Works
computer.howstuffworks.com/fios.htm
FiOS is a fiber optic service offered by Verizon to United States homes. Learn how FiOS works in this article from HowStuffWorks.