How to create a Google Sheets student progress tracker that makes handovers easy for teachers?

For small after-school programs or tutoring teams, using Google Sheets to manage student progress is actually sufficient, provided you don't turn it into a fancy spreadsheet that no one updates. The most common problem is that every teacher writes differently; some write 'okay,' others write 'careless,' and the next teacher taking over has no idea where to start. I would keep the progress…