Here is a list of various samples and articles for making use of DirectXTK.

Windows Store apps

Simple Sample for Windows 8
http://code.msdn.microsoft.com/DirectXTK-Simple-Sample-608bc274

Simple Sample for Windows 8.1
http://code.msdn.microsoft.com/DirectXTK-Simple-Sample-a0b6de36

DirectX Tool Kit – native “XNA” for Windows 8
http://www.tonicodes.net/blog/directx-tool-kit-native-xna-for-windows-8/

Windows Store DirectX C++ Sample Base
http://geekswithblogs.net/mikebmcl/archive/2013/01/31/windows-store-directx-c-sample-base.aspx

Bloom PostProcess in C++
http://geekswithblogs.net/mikebmcl/archive/2013/02/27/windows-store-c-directx-bloom-sample-released-and-other-samples.aspx

Per Pixel Collision Detection in C++
http://geekswithblogs.net/mikebmcl/archive/2013/02/14/c-pixel-perfect-collision-detection-sample-and-base-sample-updated.aspx

Windows desktop apps

Simple Sample (no audio)
http://code.msdn.microsoft.com/DirectXTK-Simple-Win32-23db418a

Simple Sample (Windows 8.x using XAudio 2.8)
http://code.msdn.microsoft.com/DirectXTK-for-Audio-Simple-9d6a7da2

Simple Sample (DirectX SDK using XAudio 2.7)
http://code.msdn.microsoft.com/DirectXTK-for-Audio-Simple-928e0700

DXUT+DirectXTK Simple Sample
http://code.msdn.microsoft.com/DXUTDirectXTK-Simple-Win32-9cf797e9

Windows phone 8

Simple Sample (Windows phone 8.0)
http://code.msdn.microsoft.com/DirectXTK-Simple-Windows-80e6b591

Marble Maze sample for Windows Phone 8
http://code.msdn.microsoft.com/Marble-Maze-sample-for-c9f3706b

Direct3D with XAML Marble Maze
http://code.msdn.microsoft.com/Direct3D-with-XAML-Marble-1d51a37b

Getting Started with Direct3D on Windows Phone 8
http://www.catalinzima.com/2012/11/getting-started-with-direct3d-on-windows-phone-8-for-2d-game-development/

DirectX on Windows Phone: 2D Game Example using DirectX Toolkit
http://www.developer.nokia.com/Community/Wiki/DirectX_on_Windows_Phone:_2D_Game_Example_using_DirectX_Toolkit

Xbox One

Simple Sample for the Xbox One XDK
https://developer.xboxlive.com/en-us/platform/development/education/Pages/Samples.aspx (login required)

Simple Sample for the Xbox One ADK
https://developer.xboxlive.com/en-us/platform/development/adk/Pages/ADKSamples.aspx (login required)