Writing in a notebook during the lesson. Wrong: Writing "went, went, went." Right: Saying "went, went, went" out loud.
There are official Callan Method books for levels 1 to 6. There is also a Callan Method app with audio. method callan
At first, this is difficult. I wanted to write everything. But after two weeks, my brain changed. I began to think in English automatically. The teacher speaks at natural speed. Sometimes the teacher speaks very fast. Why? Because in real life, English people speak fast. If you only hear slow English, you cannot understand real conversations. Writing in a notebook during the lesson
Listening to slow English only. Wrong: Always using 0.75x speed. Right: Using 1x speed and repeating until you understand. Final Verdict: Does the Callan Method Work? Yes. It works. There is also a Callan Method app with audio