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Your search for "thomas penn" returned 45 results
Why do 17-year cicadas come out more often than every 17 years?
animals.howstuffworks.com/insects/why-17-year-cicadas-come-more-than-17-years.htm
Why do 17-year cicadas come out more often than every 17 years? Learn why 17-year cicadas come out more often than every 17 years at HowStuffWorks.
Who Invented the Light Bulb? It Wasn't Just Edison
science.howstuffworks.com/innovation/famous-inventors/who-invented-light-bulb.htm
The light bulb literally brightened the whole world and Thomas Edison generally gets the credit for inventing it. But did he?
What You Need to Know About Caulking and Health
health.howstuffworks.com/wellness/preventive-care/caulking-health-home-concerns.htm
Caulk is good for your home, except when it's bad. Learn more about caulking and health.
How to Start a Non-Profit Organization
money.howstuffworks.com/economics/volunteer/starting-a-charity/start-a-non-profit-organization.htm
Do you know how to start a non-profit organization? Visit HowStuffWorks to learn how to start a non-profit organization.
35 Things Only True Philadelphians Know
play.howstuffworks.com/quiz/35-things-only-true-philadelphians-know
Philadelphia is one of the most populous cities in the country! It has a unique food culture and history that makes it unlike any other city in the country. Test your Philly chops with this HowStuffWorks quiz!
How did Nikola Tesla change the way we use energy?
science.howstuffworks.com/nikola-tesla.htm
Who made it possible to light up your home at night? Thomas Edison, right? Yes, but without the work of Nikola Tesla, we would be living in a different world.
How Did These States Get Their Names?
play.howstuffworks.com/quiz/how-did-these-states-get-their-names
Ever wonder why the person who named the orange settled on that name? Seems a little obvious, doesn't it? And what about how other things get named, like states? If you have a hankering for some geographical etymology, then take a cross country trip through this quiz!
Stuff You Should Know's Prison Movie Quiz
play.howstuffworks.com/quiz/prison-movie-quiz
If you listened to the podcast on prisons, then you know we love us some prison movies. Let's see how well you know and love movies about the Big House.
11 Inventions That Changed the World as We Know It
science.howstuffworks.com/innovation/inventions/5-funny-inventions-that-changed-the-world.htm
Inventing a useful product or process is serious business — turn a great idea into a marketable widget, and you could earn millions of dollars. But that doesn't mean your widget has to be straitlaced and conservative.
Can You Match the Great American Novel to Its Author?
play.howstuffworks.com/quiz/can-you-match-the-great-american-novel-to-its-author
Even if you're not a book lover, you've probably heard of the books in these quiz. Whether you were forced to read them in high school or count them among your favorite tomes, we bet you don't know who wrote them all. Take our quiz to match these Great American Novels to their authors!