“I was stuck at a Grade C in my mocks because I knew the definitions but couldn't draw diagrams fast enough. The forced me to draw supply and demand curves ten times a week. By the real exam, I could sketch and shift a diagram in 45 seconds. I finished Paper 2 with 20 minutes to spare and got an A. It's boring work, but it works.”
The workbook is widely available from various retailers as a physical paperback: