If you are considering the purchase of the new Nikon D5100 which goes on sale on the 21 April 2011 you can learn everything about it with Nikon's Digitutor. The Digitutor available for the Nikon D5100 features a collection of videos and animations that show you the various functions available on the Nikon D5100 and how they work. Visit Nikon's Digitutor D5100 now and start your studying.