
Lesson
Learning Context
Use 'lesson' when referring to a structured period dedicated to learning a skill or subject.
I have a piano lesson every Thursday evening.
Teaching Role
'Lessons' often imply that there is a teacher or instructor who guides the learning.
My grandmother gives me cooking lessons on the weekend.
Duration Variability
A 'lesson' can be of varying lengths, typically from half an hour to several hours.
Our art lessons last for two hours.