These last decades, scientific and psychological researches confirm the millennium intuition of women: in utéro, child is a sensory, sensitive and reacting being. Since his conception, his cells gather information at the same time that they form: the antenatal child builds the first health bases, his affectivity, his relational modes, his intellectual abilities, even his creativity. This antenatal, natural education, is fundamental. In a clear and simple language, this present work gather useful knowledge, testimonies and suggestions susceptible to feed the creativity of the parents-to-be. Educators, young people, public and social decision-makers will find global information which can guide their choices. Marie-Andrée Bertin is honorary director of nursery school in charge of the training of the Masters to the plans departmental and national. By 1982 in France, it takes part in the foundation of the first Association for Antenatal Education, then in 1991 with that of the OMAEP (Worldwide organization for Antenatal Education) which gathers 19 national associations diffusing out of three continents new knowledge on the antenatal life.