Sesimbra house-1 was a study for a one-story house with 316 square meters with four bedrooms. Light, openness, and simplicity were the directing motives to develop the project. It was defined a geometric grid of six squares with 6×6 meters each. To different square areas were applied different functional zones: In the first square we have the swimming pool and exterior patio; In the second square there is the living room and leisure areas; the third square contains the patio with a garden; in the fourth square we put the bedrooms; the fifth hold the entry and the kitchen and finally, the last square has the garage. This project was co-authored by Ana Morgado.