Start Windows Platform Development

Windows Phone Dev Center (dev.windowsphone.com)

Windows Store Dev Center (dev.windows.com)

Getting started with developing for Windows Phone (msdn.microsoft.com)

Getting started with Windows Store Apps (msdn.microsoft.com)

Windows Phone 8 Training Kit (www.microsoft.com)

Windows 8 on Channel9 (channel9.msdn.com)

Windows Phone on Channel9 (channel9.msdn.com)

Nokia Developer Wiki (developer.nokia.com)

Microsoft Virtual Academy Training – Windows Phone Development (www.microsoftvirtualacademy.com)

Microsoft Virtual Academy Training – Windows Store Apps Development (www.microsoftvirtualacademy.com)

DVLUP (www.dvlup.com)

Build Windows Phone Apps with no coding (apps.windowsstore.com)

Build Windows 8 Apps with no coding (www.microsoft.com)