Not all of the instructional materials for family history are on FamilySearch.org. LDS.org also has a substantial library of helpful videos. You can click here to go to the site or search on LDS.org for "family history" as part of the Media Library. Here is a screenshot of the resources:
In addition, a valuable set of instructions created by Elder Moon, an instructor and volunteer at the Family History Library in Salt Lake City, Utah. This set of online lessons includes a "sandbox" or place where you can safely practice the instruction. Here is a screenshot of the links to the various lessons:
At the bottom of the page, there are links to the various sandbox exercises:
Most of the common questions about the program can also be answered using the Reference Guide. It is officially, "Using the FamilySearch Family Tree: A Reference Guide (18 October 2013)." Here is a copy of the cover from a screenshot:
Of course, I have also mentioned that many of the changes to the program are chronicled in the FamilySearch Blog.