Bored.com - Quizzes and Tests

Guess The Spot - Look at aerial views of famous landmarks and try to correctly name them.
Friend Quiz - Create an online quiz to find out what your friends think of you. Do they like your hair?, do you talk too much?, do you have bad breath? etc...
Fun Quizzes - Hundreds of fun animated quizzes that you can take online.
Quiz Maker - Create your own quizzes to give to your friends.
FindLandmarks.com - An online game where the goal is to find famous locations on a map as fast as possible.
Riddles - Over 1500 riddles and brain teasers for you to enjoy.
Famous Quotes - A well categorized database of over 150,000 quotes from famous people throughout history.
Great Facts - A huge list of thousands of funny and interesting facts.
ESP Checker - Do you have ESP? Test your psychic ability by taking our ESP test online.
Personality Type Quiz - Take this short personality test online and find out your personality type.
Guess The Photo - View a blurred photo and try to guess what it is.
Friend Tester - Create a free online quiz to see how well your friends and family really know you. You write the questions (like "What is my favorite flavor of ice cream?") and your friends will receive a grade based upon how many questions they answer correctly, and you will also see their score.
ChallengeTrivia.com - Take short trivia quizzes or challenge other players to private trivia contests. The site has over 8000 trivia questions.
Quizilla.com - Create your own quizzes or take quizzes created by other users.
TriviaBucks.com - Win money by answering trivia questions. Free to enter and open to all ages.
Mystery Photo Game - View a photo of a small part of an item and try to guess what the item is. All correct guesses are entered to win $10 each week.
Urban Legends - Find out the truth about well known folklore stories (old wives' tales, strange news stories, rumors, and gossip).
How Stuff Works - Find out detailed information about exactly how things work.
Riddle Nut - Over 500 riddles for you to ponder.
Brain of Brian - Useless facts, funny philosophies, silly games, comical quotes, trivia contests, top 10 lists, madlibs, and more!
Tests, Tests, Tests - Dozens of online test that you can take for free: personality, IQ, emotional states, career, stress, lifestyle, dating, and many others.
Brainvista.com - Brain teasers.
Are you a Freak? - Take this freak test to find out just how unique you really are!
Cool Quiz Trivia Network - Cool brain teasers. How well do you know movies, music, sports, tv, famous quotes etc.
Queendom.com - This site offers loads of content and a variety of personality, intelligence and health-related tests.
Trivia Spot - A virtual trivia machine. Check out the cool brain graphic.
Fun Trivia - A trivia portal with 1000's of questions. You can also create your own games online.
Interactive Word Games - Anagrams, words in a word, crossword challenge, and more.
The Densa Quiz - a simple 12 question quiz to see how smart you are.