Can't go past "Programming for Windows Phone" by Charles Petzold, and you can get it as a free download. http://blogs.msdn.com/b/microsoft_press/archive/2010/1

Can't go past "Programming for Windows Phone" by Charles Petzold, and you can get it as a free download. http://blogs.msdn.com/b/microsoft_press/archive/2010/10/28/free-ebook-programming-windows-phone-7-by-charles-petzold.aspx http://blogs.msdn.com/b/microsoft_press/archive/2010/10/28/f... Might be a little hard if you've never worked in .NET before, but the author has recommendations on what to do in that scenario. I found it to be incredibly helpful.