Several platforms are designed specifically for the Cambridge or Edexcel syllabus:

The biggest limitation of self-study is the lack of immediate feedback. A textbook cannot tell you why your metaphor is ineffective. AI can.

Watching 20 YouTube videos on ‘how to write a speech’ but never writing one. Solution: The ’90/10 Rule’ – 10% of your time watching/tooling around, 90% of your time doing (writing, recording, annotating).