Economist.com: Infrequently Asked Questions  
   Current affairs quiz offering multiple-choice questions and answers. A new question is added each weekday.
   http://www.economist.com/diversions/quiz/index.cfm

Salmon Quiz  
   Interactive and educational quiz on salmon, relating to the environment and pollution. Offered in a Flash or non-Flash version.
   http://dnr.metrokc.gov/wlr/pi/quiz/intro.htm

Do the Dewey!  
   Dewey Decimal trivia game with biographical information on Dewey and an explanation of the system.
   http://thrall.org/dewey/

Treebeard's Stumpers  
   Weekly brain stumper involving science, math, or logic, plus an archive of past stumpers and answers.
   http://www.rain.org/~mkummel/stumpers/

Computer-O Quiz  
   Guess what the letter O stands for in each computer term in this sixteen question quiz.
   http://www.jumpstation.co.uk/computer-o.html

Driver's Test Trivia  
   Three interactive ten-question quizzes covering driving and the rules of the road.
   http://members.aol.com/valleystm/driver/driver.htm

GIS Quizzes  
   Collection of trivia quizzes on Geographic Information Systems. Every two weeks a new quiz is added covering a range of topics, current events and concepts in GIS.
   http://gislounge.com/quiz/blprev.shtml

Discernibly Versed  
   Allows a user to effectively learn a comprehensive amount of information in a selected topic by offering a selection of interactive educational trivia quizzes. Includes automatic quiz scoring.
   http://www.dniv.com/

Flags of North America Quiz  
   Interactive trivia quiz that challenges users to identify the flag which matches the listed state or province.
   http://www.usask.ca/history/fraser/na_flags.htm

Athena Asks  
   Take the daily trivia quiz in this monthly email-based game. Top scorers each month make the winner's list.
   http://www.athenaasks.com/

Sheppard Software Trivia Quizzes  
   Selection of 20-question educational quiz games featuring a paragraph of explanation for each trivia question. Categories include animals, world countries, health, the twentieth century and U.S. Presidents.
   http://www.sheppardsoftware.com/web_games_trivia.htm

Care2 Trivia  
   Offers monthly trivia quizzes on animals or the environment. Includes seasonal holiday quiz games.
   http://www.care2.com/community/trivia/

World Tourist Game  
   Interactive trivia game with questions designed to help the user learn about the attractions and culture of tourist cities around the world.
   http://www.worldtouristgame.com/

Canals Of The World Trivia  
   Offers questions about the major canals of the world, color-coded for four difficulty levels. Includes answers and self-scoring.
   http://myweb.ecomplanet.com/HOUN1334/mycustompage0001.htm

Quiz Japan  
   Forty-five question trivia game introducing various aspect of Japanese culture including food, geography, language, and the arts. Includes player rankings and links.
   http://www.japannonces.com/quiz/index.php