The textual description above comes from Wikipedia While visiting Vic Firth , don't forget to check out the other educational resources as well.If you think the "official" 40 rudiments are the only ones, think again. The Ninja Drummist Rudiment Encyclopedia lists over 500.Many of the most useful hybrid rudiments are available in the Rude Practice Pad app Also, check out the best music reader app available; Fakebook Pro is built for the working musician. Get it from Fakebook Pro at Google Play And don't forget to make music. That's what it's all about!