The student hears a series of ‘tones’ and then sees 3 (different colored) series from which he has to choose the right one by clicking on it.

To be set by the teacher (on the teachers’ page):
• question (if not filled in, the standard question will be displayed)
• number of elements: minimum 2, maximum 6
• display images: immediately or after sound has been heard
• display: graphic or notation
• number of questions/number of correct answers (+ minimum % correct answers).

Content to be selected by the teacher:
• soft and hard
• short and long
• low and high