The project "Schoolnest: A place of wellbeing" is based on the cooperation of European kindergartens addressing to students aged 3-6 years and is the promotion key of the new knowledge and experiences that the teachers of the founding school will acquire during the training of the school staff within the framework of the Erasmus+ KA1 project. The purpose of the project is to promote mental, physical, emotional & social health through play. The innovative methods and techniques that will be used will encourage preschoolers increase their self-esteem, to discover their environment, to cultivate skills that will help them develop relationships with peers and cooperate. In other words, the playful activities, the exchange of good practices between the educational team and the involvement of families in the actions will contribute to the building of students' individual and social identity with the ultimate goal of school community's well-being.