CONTEXT: Santo Tomás de Aquino High School is located in a rural area , in the Castille y Leon region . It is about 45 km from Valladolid ( in the centre of the Spain).
It has about 400 full time students. The school is organised into three main areas : secondary school , A- level students and vocational training.
The average class size is 22.
Two teachers are interested in taking p...