MecanArt

MecanArt (formerly called GarSoft MecaWin) is a very effective typing tutorial that will teach you the best way to use your keyboard in only 20 lessons.

It also has all sorts of features to make it as easy to use as possible, such as a virtual keyboard, finger-position indicators, detailed statistics on your typing performance, etc.

MecanArt can also be used by multiple learners, each using her own username and password to protect individual privacy.