La Mar Bella is a renovation and extension of an existing primary school to increase twice its capacity. Three interconnected volumes define a 5.400sqm total surface complex. The existing building constructed in the fifties is deeply refurbished and two new volumes have been attached. Two long-shaped volumes placed on L defines the school open space patio, they content the classrooms, cantina, kitchen, and administration area. The third volume has four street façades, facing the square and connected to the complex by a bridge over the public space. It has a gym, dress rooms, and library program. These spaces can be shared by the neighbors when the school is closed.