There is an Academic license and pricing but it is no different from the regular full version..
Since your handle happens to be Fleet I will also mention that there is a "Fleet Edition" of MapPoint 2006 but again it is only a license and pricing difference, it is no different from the regular full version. Here's a couple of links on microsoft.com --
Fleet Management and Tracking Becomes Easy and Affordable With New Microsoft MapPoint Fleet Edition 2004 Licensing: Microsoft Corp.’s MapPoint Business Unit released Microsoft MapPoint Fleet Edition 2004, providing new licensing options for cus MapPoint System and Fleet Management
Eric