not at all.Works like a regular keyboard.It also has symbols and other stuff.i don't have the manual,but oyu can go online to the manufacturer's site and download the manual for free.
Are you sure you can get the catridges at Wal-Mart ? I called and they acted like they didn"d have them. Is there any other place you can get them ? How old is this mashion ? Please get back to me before the auction ends .