The team-work rooms are available only for students of institutes located in the Delta Study building (Institute of Computer Science, Institute of Mathematics and Statistics, School of Economics and Business Administration).
To book a room, you need to log in, choose the time from the calendar and press the button labeled "Book".
Double tap/click or drag on the calendar to mark the time. You can edit the time before booking by dragging either the whole block or top and bottom sides. After booking you can only delete it and create another one.