Selected digital editions allango already have interactive exercises.
You can open these via the quick access button or using the menu on the left.
Click on the chosen exercise to open it in a new window.
You can bookmark the exercise or add it to a list (1). After finishing, you can check your answers and repeat the exercise (2).
It is also possible to reset and restart the exercise at any time.
After 3 attempts, you can view the solutions.