http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspxIf you're building a 3D application using Windows Presentation Foundation, you'll find these links handy: Firstly, Daniel Lehenbauer shares the trackball implementation that we use internally in almost all of our 3D demos for using the mouse to navigateen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#528442Thu, 09 Feb 2006 13:21:41 GMT91d46819-8472-40ad-a661-2c78acb4018c:528442dotnetkicks.comTrackback from dotnetkicks.comhttp://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#528878Thu, 09 Feb 2006 23:46:27 GMT91d46819-8472-40ad-a661-2c78acb4018c:528878kindohmThanks for the kind words about the Tutorial. &nbsp;I'm eager to check out some of the other links that you mentioned, and am especially interested in the book you linked to. &nbsp; <br /> <br />- Mike Hodnick <br /> <br />http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#528881Thu, 09 Feb 2006 23:51:26 GMT91d46819-8472-40ad-a661-2c78acb4018c:528881kindohm.comhttp://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#528886Thu, 09 Feb 2006 23:58:57 GMT91d46819-8472-40ad-a661-2c78acb4018c:528886kindohm.comhttp://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#568593Wed, 05 Apr 2006 05:01:43 GMT91d46819-8472-40ad-a661-2c78acb4018c:568593SamWow!! What an inspirational article written by Pablo Fernicola...http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#568599Wed, 05 Apr 2006 05:25:58 GMT91d46819-8472-40ad-a661-2c78acb4018c:568599SamI meant Mike Hodnick not Pablo Fernicola :)http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#673382Fri, 21 Jul 2006 05:16:28 GMT91d46819-8472-40ad-a661-2c78acb4018c:673382Dancan i use the july ctp .net 3.0 with c# express?http://blogs.msdn.com/tims/archive/2006/02/08/527850.aspx#1434505Mon, 08 Jan 2007 18:02:35 GMT91d46819-8472-40ad-a661-2c78acb4018c:1434505.NET & Funky Fresh<p>The final frontier… This is the last set of WPF features that I want to cover before moving into a series</p>