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National Yo-Yo Day
people.howstuffworks.com/culture-traditions/holidays-other/national-yo-yo-day.htm
Yo-yos can be traced back at least 2,500 years -- it's a toy with phenomenal staying power. On June 6, yo-yo fans everywhere can "walk the dog" to commemorate the birthday of Donald Duncan, credited with making yo-yos popular in the United States.
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.
Famous Aquarius Celebrities and Their Unique Zodiac Traits
entertainment.howstuffworks.com/horoscopes-astrology/aquarius-celebrities.htm
Is Aquarius the zodiac sign of stars? Discover famous Aquarius celebrities, their unique traits, and how their zodiac influence shapes their creativity and success.
Quiz: Test Your Knowledge of These Debunked Conspiracy Theories
science.howstuffworks.com/science-vs-myth/everyday-myths/conspiracy-theory-quiz.htm
Is the world run by the Illuminati or just some reptilian overlords? Test your knowledge of conspiracy theories with this HowStuffWorks quiz.
10 Puerto Rico Beaches Perfect for Play and Relaxation
lifestyle.howstuffworks.com/family/activities/puerto-rico-beaches.htm
Puerto Rico is packed with sandy shores, but if you've got your eyes peeled for the Puerto Rico beaches that really stand out, we've got your guide.
How Wiretapping Works
people.howstuffworks.com/wiretapping.htm
Wiretapping allows people to listen to the phone calls of others. Learn how wiretapping works, wiretapping history and about wiretapping techniques.
How a Theremin Works
electronics.howstuffworks.com/gadgets/audio-music/theremin.htm
A theremin is an instrument you can play without touching. Learn how a theremin works and the history of the theremin at HowStuffWorks.
Can You Name the K-Pop Song From a Screenshot of the Music Video?
play.howstuffworks.com/quiz/can-you-name-the-kpop-song-from-a-screenshot-of-the-music-video
If you've been feeling like a "Superhuman" lately, then how about staying up "All Night" with this quiz? Let's see how many catchy K-pop songs you can name from a single image of its music video. "I NEED U" to give it a try.
How Motion Sickness Works
health.howstuffworks.com/mental-health/neurological-conditions/motion-sickness.htm
Although motion sickness is very common, scientists don't really know why we get it. Learn all about this condition at HowStuffWorks.
How Mobile Credit Card Readers Work
money.howstuffworks.com/personal-finance/online-banking/mobile-credit-card-reader.htm
Mobile credit card readers are popping up just about everywhere. In this article by HowStuffWorks.com, learn how mobile credit card readers work.