The phrase "to adapt the lesson" means adjusting or changing the way a lesson is taught to fit the needs of different students or situations. Full definition
Participants in our upcoming institute will take part in a dynamic, large - scale collaboration to create and adapt lesson plans, and scale global education where they work. (gse.harvard.edu)
They also help general education teachers adapt their lessons to the needs of students with disabilities. (bls.gov)
They also assist general education teachers in adapting lessons that will meet the needs of the students with disabilities in their classes. (bls.gov)