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Your search for "two" returned 15,002 results
Are tobacco companies increasing the nicotine content in cigarettes?
health.howstuffworks.com/wellness/drugs-alcohol/nicotine-increase.htm
Are major cigarette companies secretly increasing cigarettes' nicotine ocntent? Check out the evidence for an increase in nicotine levels in cigarrettes in the last 10 years.
How to Play Partnership Pinochle
entertainment.howstuffworks.com/how-to-play-partnership-pinochle.htm
Partnership Pinochle is a trick-taking card game. Read on to find out how to win the game by being the first to score 1,500 points.
Have scientists found a way to read your mind?
computer.howstuffworks.com/mind-reading.htm
Is mind reading really possible? See how scientists cutting-edge technology to perceive intentions and learn how mind-reading could impact you.
Fiber Optics
computer.howstuffworks.com/fiber-optics-info.htm
Fiber Optics, the technique of transmitting light through transparent, flexible fibers of glass or plastic. Learn all about fiber optics at HowStuffWorks.
How do motion sensing lights and burglar alarms work?
home.howstuffworks.com/home-improvement/household-safety/question238.htm
How can motion-sensing lights detect your presence, and what prevents them from seeing you when you're standing still? It all comes down to the movement of light.
Baseball Activities for Kids
lifestyle.howstuffworks.com/crafts/seasonal/baseball-activities.htm
Baseball activities expand on your love of baseball. Practice the skills, internalize the rules, know the trivia -- play a baseball activity.
Science Projects for Kids: Light and Heat
lifestyle.howstuffworks.com/crafts/science-projects/science-projects-for-kids-light-and-heat.htm
Discover how light sources affect plants and how colors form from light and cellophane. Learn how to make science projects for kids: light and heat.
Karl Malone
entertainment.howstuffworks.com/karl-malone-at.htm
Karl Malone's average points and rebounds made him the only NBA player in the top five in both categories. Read about Karl Malone's totals and honors.
How Cryptoquotes Work
entertainment.howstuffworks.com/puzzles/cryptoquote-puzzles.htm
Cryptoquote puzzles conceal a famous quotation behind a solvable code. Learn how cryptoquote puzzles work at HowStuffWorks.
When does a habit become a tradition?
people.howstuffworks.com/culture-traditions/family-traditions/habit-become-tradition.htm
When does a habit become a tradition? Read about when habits become traditions at HowStuffWorks.