Table 1: Prompts used in this study (translated from German).

Cognitive Prompts
Organisation
  (1) “Describe and explain the main contents of the last mathematics lesson. For this purpose, you can also compose a chart that highlights the main contents.”
Elaboration
  (2a) “Can you create links between the contents of the last mathematics lesson and your knowledge from everyday experience?”
  (2b) “How could you apply what you have learned in your spare time? Create an example.” (the learners could choose to which prompt they wanted to respond to)
  (3) “Create your own task with a solution that reflects the contents of the last mathematics lesson. Describe your task in a way so that a classmate could work on it. The task should be difficult. However, you should be able to solve the task.”
Metacognitive prompt
Monitoring
  (4) “Which part of the last mathematics lesson have you not understood yet?”