The main objective of the present research is to investigate the effect of toy construction and particularly building blocks on the spatial development of the child and its relationship with architecture . The work is divided into two parts. In the first part there is a brief presentation of the dominant theoretical trends on the concept of play and the relationship of the game with architecture. In the second part building blocks with bricks are recorded and categorized as they are found on the market, and then the way in which the above research carried out the construction of a game consisting exclusively of bricks. The blocks are made of plywood and plastic, whose characteristic is that they are not restricted to the age beyond the minimum age of three years.