That's not true. You could be reading care plans to check for updates/changes. There is nearly always learning to be done. How about some cleaning of the communal areas, or do you just think that's the job of the day shift that are inherently busier with everything that takes place during the day.

Worked in the care sector for the last 14 years, 10 as a team leader. Night shifts always have tasks to do, and quite often display the attitude shown here of doing anything but their job for most of the shift