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Pump It Up! Heart Health Quiz
play.howstuffworks.com/quiz/heart-health-quiz
The heart is a pump, and like other pumps, break down and need repair. And it does break down for many people -- heart disease is the leading cause of death in the United States. How much do you know about the dangers that threaten it?
How Seat Belts Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/seatbelt.htm
Seat belts save thousands of lives each year. How can a piece of fabric end up being the difference between life and death? What does a seat belt actually do? Learn how seat belts react in a crash.
Down! Set! Hut! Football Quiz
play.howstuffworks.com/quiz/football-quiz
Grab your pigskin because it's time for football trivia. How does the QB make that ball spiral? Wouldn't "handball" make a better name than "football"? Pad up and get on the field ... the football quiz field, that is.
Repairing Insect Damage to Your Home
You're cleaning up your lovely home one day when your vacuum cleaner attachment goes right through your wood floor! What does this mean for your home and how do you fix it?
Why do you have to turn your phone on at airport security?
Going through airport security is the worst part of flying for most people. Now you may be asked to turn your cell phone on in the security line. Why do you have to do that? And does it really keep us safe?
What If You Ate Uranium?
science.howstuffworks.com/science-vs-myth/what-if/what-if-ate-uranium.htm
You would probably be pretty freaked out if you ate uranium, right? Well, if you've ever eaten a potato or turnip, you may already have done so. How does your body deal with this radioactive substance?
Can We Guess Your IQ?
play.howstuffworks.com/quiz/can-we-guess-your-iq
While "stupid is as stupid does" is the famous quote from the movie "Forrest Gump," the opposite is equally true. We think we can get a very good approximation of your IQ from the way you behave and your preferences in life.
How to Tell When Your Kid Is Ready to Drive Alone
It used to be a rite of passage in America: turn 16 and get your driver's license. But the number of teen drivers has decreased as license requirements have gotten stricter. If your teen passes them, does that mean he or she is ready to drive solo?
How Power Grids Work
science.howstuffworks.com/environmental/energy/power.htm
Electrical power is a little bit like the air you breathe: You don't really think about it until it is missing. There are good reasons the power grid distribution system works the way it does, though it can lead to some big problems.
Can something smell like sunshine?
science.howstuffworks.com/science-vs-myth/everyday-myths/can-something-smell-like-sunshine.htm
Picture the smells of a warm, sunny day in July. To your left, a neighbor is barbecuing. To your right, someone has put a warm apple pie on the windowsill to cool down. Smells great, right? So how does sunshine factor into all of this?