Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
The authors provide an overview of ability grouping in education. They consider selecting schooling and ability grouping within schools, such as streaming, banding setting and within-class grouping.