Microsoft has published the SharePoint 2010 and Windows Phone 7 Training Kit which can be downloaded from MSDN site
The training kit is designed for the developers with knowledge of Windows Phone 7 and Sharepoint 2010 development .
Also know more about Windows Phone 7 and Sharepoint 2010 from the below links
“The Windows Phone 7 platform contains great out of the box integration with SharePoint under the Office Hub. But what if you want to create your own custom applications on the phone that leverage SharePoint 2010 data and services? This training course will take you through the process of creating your custom Windows Phone 7 applications that consume SharePoint and Windows Azure data and Services. You will learn how to setup your development environment. You will also see how to secure and publish your applications to the marketplace.”