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How does a puzzle box work?
entertainment.howstuffworks.com/puzzles/puzzle-box.htm
A puzzle box must be opened through a series of twists and turns. Learn how puzzle boxes work at HowStuffWorks.
Will the Leaning Tower of Pisa ever fall?
science.howstuffworks.com/engineering/structural/will-leaning-tower-of-pisa-fall.htm
Pisa without its precariously tilted landmark is like San Francisco without the Golden Gate or London without Buckingham Palace. Will the peculiarly enduring tower ever vanish from the Italian skyline?
Do Plants Feel Pain? A Primer on Plant Neurobiology
science.howstuffworks.com/life/botany/plants-feel-pain.htm
Though they may be stuck in one place, plants have proven to possess a surprising array of capabilities. But the ability to feel pain? Scientists are learning that the possibility isn't as crazy as it sounds.
Voltaire Was an Enlightenment Celebrity Who Would've Loved Social Media
history.howstuffworks.com/historical-figures/voltaire.htm
Before there was a Madonna, Bono or Beyoncé, the one-named Voltaire was Europe's first truly modern celebrity.
How Much Do You Know About "Steven Universe"?
play.howstuffworks.com/quiz/how-much-do-you-know-steven-universe-learn
In a world of Gem aliens, one boy teams up with the good guys to help save the day. Take this quiz and find out how much you know about Steven Universe and his friends!
Nazaré's 80-foot Waves Intimidate Even Pro Big-Wave Surfers
science.howstuffworks.com/environmental/earth/oceanography/waves-nazare.htm
According to Guinness World Records, the waves in Nazaré, Portugal, are the biggest ever surfed. Scientists attribute the massive waves to an underwater canyon, but how does it work?
How Military Snipers Work
science.howstuffworks.com/sniper.htm
Military snipers are highly trained sharpshooters that can hit a target from great distances. Learn about military snipers and military sniper training.
Will Humans Be Living in Space in the Next 50 Years?
science.howstuffworks.com/living-in-space.htm
These outer space abodes will have to protect inhabitants from extreme temperatures, radiation and flying moon dust. One man is actually selling deeds for lunar property at $20 a pop. Seriously?
Which trees hold up best during a natural disaster?
home.howstuffworks.com/lawn-garden/professional-landscaping/natural-disaster-tree.htm
In a natural disaster, a tree won't always hold up against wind and rain. To withstand a disaster, a tree must be strong, so learn which fit the bill.
Fun Physics Activities for Kids
lifestyle.howstuffworks.com/crafts/seasonal/fun-physics-activities-for-kids.htm
Fun Physics Activities for Kids teach physics basics to future Einsteins using ordinary playground equipment. Learn fun physics activities for kids.