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How the Mohs Scale Ranks Hardness
science.howstuffworks.com/environmental/earth/geology/mohs-hardness-scale.htm
The Mohs hardness scale is used by geologists and gemologists as a way to help identify minerals using a hardness test. How does it work?
Some People Are Smoking Scorpions to Get High
health.howstuffworks.com/wellness/drugs-alcohol/smoking-scorpions-get-high.htm
It's strange but true: In parts of the world, some people are choosing to be stung by scorpions in order to get high. Learn more at HowStuffWorks Now.
Choosing a B Complex Vitamin
Choosing a B-complex vitamin can help promote health and prevent many common conditions. Learn about choosing a B-complex vitamin.
Answer These Yes or No Questions and We'll Guess Which Sport You Played in High School
play.howstuffworks.com/quiz/yes-or-no-guess-which-sport-played-in-high-school
Did you score touchdowns or field goals in high school? After you answer these yes or no questions, we'll take our best guess about the letter you put on your jacket!
Which Hogwarts House Would You Belong To?
play.howstuffworks.com/quiz/which-hogwarts-house-would-you-belong
We have all seen the Harry Potter movies and wondered which house would the sorting hat place us in. Take this quiz to find out where you truly belong!
What Would You Be Famous For?
play.howstuffworks.com/quiz/what-would-you-be-famous
Just about anyone can be a celebrity. The real question is how you would get and keep that fame. So what exactly about you would make you famous? Take this quiz to find out!
What Type of People Are Attracted to You?
play.howstuffworks.com/quiz/what-type-people-are-attracted-you
Have you noticed that the same type of person keeps coming into your life? Let's find out if your personality and lifestyle are drawing in the smart crowd, the athletic bunch, the creative group or the troubled souls.
Answer Some Harry Potter Questions and We'll Guess Which Wizard Would Be Your Boyfriend
play.howstuffworks.com/quiz/answer-some-harry-potter-questions-well-reveal-your-wizard-boyfriend
Ever wondered which of the wizards from Harry Potter would make the perfect boyfriend for you? Well, if you answer these questions, we'll tell you who it is!
Which College Football Team Would Recruit You?
play.howstuffworks.com/quiz/which-college-football-team-would-recruit-you
As the leaves begin to change colors and the smell of tailgate barbecues fills the air, the scouts are out looking for new talent. Find out which powerhouse college football program wants you on their roster.
What's Your Mental Age?
play.howstuffworks.com/quiz/whats-your-mental-age
Are you the type of person who constantly gets told to act your age and not your shoe size? Or are you more likely to be told to stop acting like an old man? This quiz will give you an idea of how old you mentally feel!