Crayola Trivia
No fewer than three different interactive quizzes let you guess the answers to questions about the most popular crayon color, how many crayons it takes to reach the moon and how many football fields you could color with a year's worth of Crayola markers?

Cybercipher Trivia
Promoted as aerobics for the mind, these games don't use joy sticks and don't promote violence. Instead, you test your espionage skills by first cracking the encoded messages, and then use your trivia knowledge to answer them.

Delaware Valley Scholastic Bowl Photo Quiz
Here's a trivia quiz of a different sort. Instead of trying to come up with answers to questions, you're challenged to identify the what, where and when of a historical photograph. Past puzzlers are archived and include the Challenger explosion.

Dr. Internet's Science Trivia
Dr. Internet looks all over the Web for fun trivia questions. First he gives you a place to visit; then he poses a question and invites responses. If you answer the question correctly, he'll post your name on a special page.

ESL Quiz Center
Although these quizzes were designed for international students who are studying English, they're great for elementary-age children to play. Topics include history, idioms, geography, grammar, people and science.

Famous Cats Trivia Quiz
Who would have ever guessed that there are enough famous cats and cat references to be the subjects of 30 trivia questions? Cat fanciers will get a kick out of these puzzlers that include literary, theatrical and historical references.

JoshuaNet: Bible Trivia
This site quickly declares that nothing in or about the Bible is trivial, but proposes using this online game as a method of Bible study. There are two levels of difficulty, and you can see the answers once you've submitted your responses.

Osiris Trivia Quiz, The
An online trivia game open to everyone on the Web, these frequently changed quizzes consist of 25 multiple-choice trivia questions on a wide range of subjects. You can always count on finding a Bob Dylan question.

Question of the Day
Now you can start or end every day with a new trivia question. Just about any topic is fair game, from entertainment to fine art. Click back to yesterday's question, or go whole hog with the archive.

Squigly's Games
Squigly's Java collection offers seven just-for-kids trivia games on subjects as diverse as earth, rabbits, games, movies and the Flintstones. Additional game choices include two word scrambles and a picture matching game.

Trivia Blitz!
Questions are updated every Monday, and playing the game is free. You'll see a series of questions; the quicker you answer, the more points you score. If you get more than 1500 points, you become eligible for a prize drawing.

Concentration
Lots of options make this classic memory game more fun to play for older kids. Choose the number of cards you want to play with -- 16 to 48. Set the computer's memory to fair, good or great. Then see if you can match the pairs of Egyptian hieroglyphs.

Fun Match
Select a theme from the seven choices -- animals to junk food -- and a difficulty level ranging from easy (four pairs of cards) to extra hard (14 pairs). Then go to work trying to match the pairs in the least number of turns.

Fun with Hats
The wind has blown a bunch of wacky hats off the heads of some very wacky people, and young children will have fun trying to match the right hat with the right person. Link out to similar games for fire trucks, trains and clowns.

Jackson's Barn
This Java applet is an animal matching game for youngsters. As you click, you'll hear the animal's sound. Match all the animal pairs, and a hidden picture appears.

Mariners Concentration Game
The Seattle Mariners offer a special version of the old-time favorite game, Concentration. The focus of this online brain teaser is baseball. First you match famous faces in a 16-square challenge. Then you move on to the much harder logo puzzle.

Memory Game
When you begin this memory game, all you'll see on the screen are X's. But click them to reveal the faces of former rock stars, cartoon characters and assorted other goodies. See how many tries it takes for you to match them all.

Memory Game
Older kids will find this memory exercise more challenging than the usual match-the-picture game because it uses symbols instead of pictures and a 6-by-6 board. Plus, unless you get them both right, the game only displays the contents of one square.

Polar Pairs
The Smithsonian Institution provides this chilly memory game for Java-enabled youngsters in which animal calls accompany your attempts to match pairs of polar animals. Once you've won, click to the Arctic Wildlife Portfolio to learn about their habitats.

Tiny Memory/Concentration Game
In this memory game, you try to find identical images randomly scattered in a grid in as few moves as possible. Choose the number of images -- from four to 96 -- and from among four different styles of pieces.