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Can You Name the Countries for These Mostly Green Flags?
play.howstuffworks.com/quiz/can-you-name-the-countries-for-these-mostly-green-flags
The stars and stripes. The maple leaf. The red ensign. The gold and green. Every country has a flag and every flag has a meaning. Do you think you can ID all these countries that have green flags? Run this quiz up the flagpole, and see who salutes!
Can You Get More Than 11 Right on This Astronomy Quiz?
play.howstuffworks.com/quiz/can-you-get-more-than-11-right-on-this-astronomy-quiz
Does the solar system fill you with wonder? Are you an amateur stargazer fascinated by celestial bodies? Show off your knowledge of the universe with an out-of-this-world astronomy quiz!
How Does a Forest Fire Benefit Living Things?
science.howstuffworks.com/environmental/green-science/how-forest-fire-benefit-living-things-.htm
Forest-fire prevention has been a touchstone of American consciousness since the creation of Smokey the Bear in the 1940s. But now, environmental experts believe that some amount of fire is good for the forest too.
Flexible Fuel Technology: Flex Engines
auto.howstuffworks.com/fuel-efficiency/fuel-saving-devices/flexible-fuel-technology-flex-engine.htm
How much do you know about flex engines and flexible fuel technology? Keep reading to learn about Flexible Fuel Technology: Flex Engines.
5 Green Jobs for Retirees
money.howstuffworks.com/second-career-ideas/5-green-jobs-for-retirees.htm
What are some green jobs for retirees? Learn about 5 Green Jobs for Retirees at HowStuffWorks.
How Sustainable Agriculture Works
science.howstuffworks.com/environmental/green-science/sustainable-agriculture.htm
How does sustainable agriculture work? Learn about green technologies and innovations in the field of sustainable agriculture.
10 Most Dangerous Items in the Office
health.howstuffworks.com/diseases-conditions/death-dying/10-dangerous-items-in-the-office.htm
There are more than one dangerous items in an office that can make your workplace unsafe. See 10 dangerous items in an office to learn more.
What is optical audio?
electronics.howstuffworks.com/gadgets/audio-music/optical-audio.htm
Optical audio offers a new way to send audio and video from your gear to your ear. Learn how optical audio works.
How Working on a Cruise Ship Works
money.howstuffworks.com/working-on-a-cruise-ship.htm
Working on a cruise ship isn't just working 9-to-5 and sipping free drinks on the Lido deck. Read our guide at HowStuffWorks.
How Quinoa Works
recipes.howstuffworks.com/quinoa.htm
Quinoa is a nutritional superstar that's a common substitute for rice. Why is quinoa so hot? Learn all about quinoa at HowStuffWorks.