If you like video
How about Building an xRM (Anything Relationship Management) Solution in a three part video series.
https://blogs.msdn.microsoft.com/crm/2015/11/25/building-xrm-solutions-a-three-part-video-series/
AND Does your Enterprise have access to http://www.pluralsight.com?
Well there are some awesome Dynamics developer classes via plural sight, put together and released by David Yack.