The first place I started when the advanced information was released (finally) was to try and decipher what sections of the specification have remained and which have been removed.
I have created this coverall powerpoint (that I will use as the structure of my revision lessons) to emphasize the key areas to focus on.
Unit Two:
Unit Four:
If you would like a copy of the coverall powerpoint, coverall worksheet and printable table of past questions and possible gaps please click here: Unit Two and Unit Four.