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How the California Air Resources Board (CARB) Works
auto.howstuffworks.com/fuel-efficiency/fuel-economy/carb.htm
The California Air Resources Board regulates air quality in the state of California. Find out more about the California Air Resources Board in this article.
Can You Pass This Mental Calculation Math Quiz?
play.howstuffworks.com/quiz/can-you-pass-this-mental-calculation-math-quiz
If your cellphone dies at 8% per hour and you have 5% left, will you make it 45 minutes away to your friend's house before your phone dies? These are the everyday decisions that make or break our day, and they usually come down to some mental calculation. Let's see how you do.
Sun Tzu's "The Art of War" Quiz
play.howstuffworks.com/quiz/sun-tzus-the-art-of-war-quiz
The Art of War by Sun Tzu, also simply called, "The Sun Tzu" is a classic ancient text on military strategy. Even if you've never been strapped in armor, how much do you know about these tried-and-true techniques?
Can You Complete the Song Titles With the Correct Colors?
play.howstuffworks.com/quiz/can-you-complete-the-song-titles-with-the-correct-colors
Pocahontas knows all about the "Colors of the Wind," but when it comes to contemporary music, there's a song title for every segment of the spectrum. Think you've got what it takes to transcend this rainbow?
Try Your Best to Pass This Life Skills Test
play.howstuffworks.com/quiz/try-your-best-to-pass-this-life-skills-test
Do you know the difference between CPR and the Heimlich maneuver? Have you ever been pulled over? And where in the world does a stamp go? Test your wits and see if you can pass this life skills quiz.
How Zero Works
science.howstuffworks.com/math-concepts/zero.htm
You use the number zero all the time, but it may surprise you to learn that it sometimes isn't a number at all. It may surprise you even more to learn that it was all but invented. See what else surprises you about zero in this article.
How Caterpillar Backhoe Loaders Work
science.howstuffworks.com/transport/engines-equipment/backhoe-loader.htm
You see backhoe-loaders on nearly every construction site around town. Learn how these amazing machines work and what they are able to do.
How Juggling Works
entertainment.howstuffworks.com/juggling.htm
Juggling involves the repeated tossing and catching of three or more objects. Find out how juggling works and learn how to juggle multiple objects.
How Twins Work
science.howstuffworks.com/life/genetic/twin.htm
Twins are unique people who are also eerily similar to each other. Do twins really have ESP? Learn how twinning happens and what types of twins are out there.
How Cults Work
people.howstuffworks.com/cult.htm
Separate fact from propaganda and learn what a cult actually is and look at some of the more notable cult incidents in recent history.