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98% of adults can't pass this elementary school science quiz! Can you?
play.howstuffworks.com/quiz/98-adults-cant-pass-this-elementary-school-science-quiz-can-you
From the periodic table to inventors and their inventions, how well do you remember your science class lessons? Do you think you could pass general science? Let's find out with this quiz!
123 Angel Number: Meaning and Symbolism
science.howstuffworks.com/science-vs-myth/everyday-myths/123-angel-number.htm
Unlock the hidden meaning of the 123 angel number! This sequence holds a powerful message for your life path. Discover what your angels are trying to tell you.
Indigo Children: New Age Trend or Undiagnosed ADHD?
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/indigo-children.htm
Indigo children are either here to save the world or need help with their undiagnosed ADHD, depending on your point of view. We explore this New Age concept in more detail.
How Solar-powered Refrigerators Work
home.howstuffworks.com/solar-powered-refrigerator.htm
Solar-powered refrigerators may sound like something of the future, but the SunDanzer is already on the market. Learn about solar-powered refrigerators.
Aries and Gemini: A Celestial Dance of Passion and Intellect
entertainment.howstuffworks.com/horoscopes-astrology/aries-and-gemini-compatibility.htm
Aries and Gemini share a secret compatibility trigger that only 9% of couples activate. Explore why this unexpected connection defies traditional astrology and what makes their relationship either explosively passionate or destined to burn out.
How Rotoscoping Works
entertainment.howstuffworks.com/rotoscoping.htm
Rotoscoping has helped bring movies to life, from dancing princesses to lightsabers. Find out how rotoscoping is used and how special effects have evolved.
Why do people collect shark teeth?
animals.howstuffworks.com/fish/sharks/shark-teeth.htm
Collecting shark teeth is a hobby for many people, but why do we do it? Learn why collecting shark teeth is like gathering up pieces of history.
The History of E-commerce
money.howstuffworks.com/history-e-commerce.htm
While the history of e-commerce is short, e-commerce has changed how we do business online. Learn more about the history of e-commerce.
How are fossil replicas made?
science.howstuffworks.com/environmental/earth/geology/fossil-replica.htm
Fossil replicas give scientists the chance to learn about dinosaur fossils and to display replicas for the public to see. Learn more about fossil replicas.
How Volunteer Armies Works
money.howstuffworks.com/economics/volunteer/information/volunteer-armies.htm
Volunteer armies face a number of recruitment challenges. Learn how volunteer armies operate and how they differ from conscripted armies.