In this article I thought I would post links to some free training resources for Windows Phone 8 Development. I have started playing around with Windows Phone 8 Development so I thought these resources would be useful for other people too.
I will keep adding to this page as I find other useful, free, resources. If you have any videos or articles that you feel would be useful here then please let me know in the comments and I will add them to the post. I would like it to be an archive of good material.
Developing Applications for Windows 8

Developing Applications for Windows Phone 8 (Short Course) – Week 1
Developing Applications for Windows Phone 8 (Short Course) – Week 2
Developing Applications for Windows Phone 8 (Short Course) – Week 3
Developing Applications for Windows Phone 8 (Short Course) – Week 4
Co Development for Windows Phone 7 and Windows Phone 8
This article talks about how to write applications that work on both windows phone 7 and 8 hardware. This is important if you want to support all the different types of hand sets out there but still leverage the new features of Windows Phone 8.
Whats new in the Windows Phone 8 SDK
This article talks about what is new in the Windows Phone 8 SDK.
Nokia Developer Training Videos for Microsoft

Lumia App Labs #1: Meet Nokia Lumia
Lumia App Labs #2: Windows Phone 8 For Nokia Developers
Lumia App Labs #3: Getting Started with Windows Phone 8 App Development
Lumia App Labs #4: Create stunning imaging apps for Lumia phones
Lumia App Labs #5: Develop apps that work for both Windows Phone 8 and  7
Lumia App Lab #6: Using the Nokia Music Windows Phone APIs
Lumia App Labs #7: Games development using Windows Phone 8
Lumia App Labs #8 – Developing NFC apps in Windows Phone 8
Lumia App Labs #9 – Developing Windows Phone 8 apps with file and URI associations
Lumia App Lab #10 – Get started with cloud-based apps with Buddy.com
Lumia App Labs #11 – Developing apps for Nokia Lumia phones using Telerik controls
Lumia App Lab # 12 – Testing Windows Phone apps with Remote Device Access
Lumia App Lab # 13 – Maps and location API’s for Windows Phone
