In Word Shoot (cognitivelabs.com), you are a shooter at the center of the screen with tanks and soldiers coming at you from all directions. Kill them by typing the words next to them. There are four levels of difficulty, and the game speeds up as it progresses. The game also features effective graphics and sound effects, making you feel the need to type quickly before the enemy can reach you.
Fast Typing 2 (funnygames.co.uk) features three levels of difficulty. Bombs fall over a city, each with a letter attached. Type the right letter to destroy the bomb. If you fail, bombs will hit the city and demolish it. The game speeds up as you go along to allow you to improve your typing speed the longer you play.
TypeRacer (play.typeracer.com.) matches you up against two live opponents on the Internet. You must type a verse from a popular song first to win. You and your opponents' progress is charted by a car that moves along at the top of the screen. The game also gives you a words-per-minute count so that you can also try to improve your speed as you play.
Fast Typer (rapidtyping.com) measures how many difficult six-letter words you can type in 60 seconds. You get only one chance for each word, so you can ill afford any mistakes. Fast Typer displays your results and allows you to submit your score and measure it against the top scores of other players.