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5 Farming Technologies That Changed the World
science.howstuffworks.com/environmental/green-science/5-farming-technologies-changed-world.htm
Farming technologies have allowed the world to be fed, even though most people no longer farm. Only 2 percent of Americans are farmers, versus 90 percent in the 1700s. Which tools and technologies have had the most impact on farming and why?
What Is an IP Address?
computer.howstuffworks.com/internet/basics/what-is-an-ip-address.htm
Your IP address is one of 4.3 billion unique numbers that identifies your computer on the internet. Learn the different IP classes and discover how your computer gets its own address.
Can You Pass This Mental Calculation Math Quiz?
play.howstuffworks.com/quiz/can-you-pass-this-mental-calculation-math-quiz
If your cellphone dies at 8% per hour and you have 5% left, will you make it 45 minutes away to your friend's house before your phone dies? These are the everyday decisions that make or break our day, and they usually come down to some mental calculation. Let's see how you do.
Chaldean Numerology: Unlocking the Secrets of Personal Destiny
people.howstuffworks.com/chaldean-numerology.htm
Delve into Chaldean Numerology's wisdom. Discover its unique insights, ancient roots, and numerological significance.
How to Divide Fractions
science.howstuffworks.com/math-concepts/how-to-divide-fractions.htm
Dividing fractions is easy once you learn a couple of rules and remember three words - keep, change and flip.
Can you ace this 5th grade math quiz?
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For must of us, 5th grade was a long time ago. Mental math gets fuzzy and how to solve for X is a distant memory. But the concepts are pretty basic ... right? See if you're a math buff with our 5th grade math quiz!
Can You Pass This Incredibly Difficult Logic Test?
play.howstuffworks.com/quiz/can-you-pass-this-incredibly-difficult-logic-test
So you think you're pretty good at solving riddles, puzzles and brain teasers, eh? It's time to really put your deduction skills to the test with this difficult logic quiz! Let's see how many you can get right!
How Carbon Footprints Work
science.howstuffworks.com/environmental/green-science/carbon-footprint.htm
While actual footprints measure size, weight and speed, carbon footprints measure how much carbon dioxide (CO2) we produce in our daily lives. Do you know how big your carbon footprint is?
Hopscotch Games
lifestyle.howstuffworks.com/crafts/seasonal/hopscotch-games.htm
Try to keep your balance with these hopscotch games. Included are the traditional hopping game and several variations. Find out about hopscotch games.
Halo Networking: An Interview with Chris Butcher
electronics.howstuffworks.com/halo-network.htm
Getting Halo 2 ready for play on X-Box Live was no easy task. Read what it akes to get all of these X-boxes to play together nicely in an interview with Bungie's Chris Butcher.