It is a rib of the Semenzaio Sociale, an educational activity aimed mainly at nursery and primary schools, which in a special space in their garden / outdoor area host a wooden box of 2 meters by one, 20 cm high from the ground, where in spring horticultural varieties are sown. The space allows classes to organize daily or impromptu activities on the themes of food, growth, protection, healthiness of foods or their origin and origin. The intervention of the operators of Libera Mente can be slight in assembly and construction or more structured with agreed interventions, which use the most appropriate tools according to the age group. The project is designed and set up by the association’s educators, operators, volunteers and psycho-pedagogists.