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Oral Hygiene 101
health.howstuffworks.com/wellness/oral-care/products/oral-hygiene.htm
Proper oral hygiene can help keep your teeth strong and prevent some painful dental problems. Learn about how to care for your teeth.
How Blackjack Works
entertainment.howstuffworks.com/blackjack.htm
Blackjack (also known as "21") is one of the most popular casino games, at least partly because the rules are easy to grasp. There's one aim: Get as close to 21 as possible. Find out the real deal here.
How Laptops Work
computer.howstuffworks.com/laptop.htm
Laptops are now as popular as desktops, and the price gap is closing. Learn about laptops, upgrading laptop memory, laptop batteries and more.
How Crash Testing Works
auto.howstuffworks.com/car-driving-safety/accidents-hazardous-conditions/crash-test.htm
Automotive crash testing has saved thousands of lives by making cars safer. Learn about the tests, the ratings and how the dummies tell engineers what happens in an accident.
How the Enlightenment Worked
history.howstuffworks.com/historical-events/enlightenment.htm
The Enlightenment was a period of major intellectual change. Read about the Age of Enlightenment and the Enlightenment thinkers' impact on history.
How Headrest Monitors Work
electronics.howstuffworks.com/gadgets/automotive/headrest-monitor.htm
For a passenger trapped in the back seat on a long road trip, a headrest monitor might seem invaluable. Is a headrest monitor a good fit for your vehicle?
How Aerodynamics Work
auto.howstuffworks.com/fuel-efficiency/fuel-economy/aerodynamics.htm
Aerodynamics is the study of how air resistance and drag affect an object. Read this article to learn how aerodynamics is used in car design.
How The Pirate Bay Works
computer.howstuffworks.com/pirate-bay.htm
Pirate Bay is a controversial file sharing Web site. Learn what Pirate Bay is, what it offers and the legal issues surrounding Pirate Bay.
10 Innovations in Hydropower
science.howstuffworks.com/environmental/energy/10-hydropower-innovations.htm
People all over the world are working on turning this very ancient power source into an even more important modern one. And that means a lot more than dams.
How a Pneumatic Tube Works
electronics.howstuffworks.com/everyday-tech/pneumatic-tubes.htm
That tube you put your check or deposit slip in at the bank drive-up window is called a pneumatic tube. This was cutting edge 19th-century technology and is still in use today.