Within the Tracks course, four different learning lines (tracks) are available. The most important three are listed in the overview.

 

Levels
Beginners (Pre-A1) to B2
The learning lines (tracks) differ from each other from Breakthrough (A1)

 

Average (online) practice time per unit
Beginners: 30 minutes
Discoverers, Explorers, Pioneers: 1 hour and 15 minutes
Breakthrough (A1), Elementary (A2): 2 hours
Intermediate (B1), Upper Intermediate (B2): 2 hours and 30 minutes

The 'Central track' is set as 'default'.

You can set the tracks per class and per student, see the help topic course settings.