Search Results | set theory
Your search for "set theory" returned 896 results
How Pyramids Work
science.howstuffworks.com/engineering/structural/pyramid.htm
Pyramids are some of the most amazing structures ever created by man. Learn about pyramids and the technology used to construct the ancient pyramids.
How Well Do You Know the Catholic Apostles?
play.howstuffworks.com/quiz/how-well-do-you-know-the-catholic-apostles
Jesus had these 12 people behind Him, helping to spread his message. Can you name them all? If you think you can, or you know the lives and facts on all of the apostles, take the quiz to prove it!
How Twins Work
science.howstuffworks.com/life/genetic/twin.htm
Twins are unique people who are also eerily similar to each other. Do twins really have ESP? Learn how twinning happens and what types of twins are out there.
How Competitive Eating Works
entertainment.howstuffworks.com/competitive-eating.htm
Competitive eating has gone from county fair exhibition to mainstream spectator sport. Learn about competitive eating and check out competitive eating records.
A Rule of Thumb Can Save You Tons of Time
people.howstuffworks.com/rule-of-thumb.htm
Let's talk about an expression you've probably heard before: "rule of thumb." This phrase is a handy way of saying, "Here's a general guideline that works in most cases."
Why Some People Faint When They See Blood
science.howstuffworks.com/life/inside-the-mind/human-brain/why-people-faint-sight-blood.htm
What's the science behind fainting at the sight of blood? This BrainStuff video takes a look at the brain's internal toggle switch making some people hit the floor.
Wallace's Giant Bee, World's Largest, Rediscovered
animals.howstuffworks.com/insects/wallaces-giant-bee-worlds-largest-rediscovered.htm
Wallace's giant bee, the world's largest, has been rediscovered. HowStuffWorks takes a look.
Why is it considered unlucky to leave a hat on the bed?
people.howstuffworks.com/unlucky-to-leave-hat-on-bed.htm
If you're one of the clueless citizens who's laid a hat on a bed, welcome to the club. Apparently, we've all doomed ourselves to evil spirits as guests. According to this superstition, anyway.
10 Real Events That Sound Just Like Horror Movies
history.howstuffworks.com/historical-events/10-real-events-like-horror-movies.htm
Real-life events are sometimes just as scary as horror films. Learn about 10 true horrors at HowStuffWorks.
How Career Tests Work
money.howstuffworks.com/business/professional-development/career-tests.htm
Career tests try to match you with a certain career. Visit HowStuffWorks to learn all about career tests.