This is what happens in very large classes with special needs students. A child is not getting immediate help. The teacher doesn't know her students well. The article states that this large, heavily loaded class, had between 28 and 30 students, three had autism, and one or two had severe learning disabilities.
The B.C. government has been charged and convicted of bad-faith bargaining.
The B.C. school board is compensating the parents, who now need day care, by sending them $40 per day per child. Some parents are donating the money to the union, some to individual teachers who consistently spend their own money topping up thin classroom budgets.