Project file used by Microsoft's 3D Movie Maker software, also known as Nickelodeon 3D Movie Maker - often abbreviated as 3DMM. These .3MM files contained all the data in a 3D Movie Maker movie, from the 3D characters to sound effects and lighting effects.
MacOSPat 2010-03-01 12:39:20 #1 You must have the software "3d Movie Maker" - it's a kids program for windows.
