We use a textbook called Vente A1 (A1), Vente A2 (A2) Vente 2 (B1), Vente 3 (B2), also we use C de C1 for C1 level and Prisma for C2 level.
The homework book is “Competencia Gramatical en Uso” A1, A2, B1, B2 and “Uso de la Gramática Española - Avanzado”.