In the 21st Century stress seems to have invaded pupils life. Various epidemiological studies have demonstrated that the stress related to tests and school performance affects generally one third of the children who attend primary education in Europe. The causes of stress can be identified in genetic, biological and environmental factors, many of which are related to the school environment, such as pressure on high academic achievement. Some of the consequences of failing to timely treat anxiety in children result to school failure. Stress is a taught behavior, literature indicates, and thus it can be treated through well structured interventions to all key players of pupils educational environment, which includes peers, teachers and educational staff and parents and families as well. The project aims to achieve such an intervention. The objectives of it are targeted to pupils, educational staff and to families as well, attempting an innovative approach since usually pupils stress is treated at an individual level. The main objective of the project is to design, develop, test, evaluate and validate a methodology of educational intervention with the respected training material in order to assist pupils obtain skills in order to tackle stressors and handle a stress situation. Objectives that are pupils oriented include emotional awareness, personal academic strategies skills, and give room to their expressions needs. The teachers and staff oriented objectives aim at providing specific stress management skills and knowledge cooperatively construction by organizing transnational learning events in partner countries. Families oriented objectives aim at providing them with information and validated guidelines to support their children well being. A well structured set of activities were selected by the partnership in order to achieve the objectives that were set. These activities include intra-school research, creation, application, test and validation of methodology and teaching material by fully involving pupils, giving space to their creativity and innovative ideas, and organization of informative events and workshops for the parents / families of the pupils of the participating schools. Apart from these above mentioned project activities, Short Term Joint Staff Training Events have been scheduled to be held in participating countries in order for educators to develop knowledge and skills on stress management in European Classrooms. Moreover, Evaluation and dissemination activities will take place to support and promote project work to targeted audiences. Most of the project results will be carried out by distance work so productive cooperation among partners will be reinforced in order to achieve its expected results. The main impact that the project will try to achieve is identifiable, positive behavioral change of the pupils in partner schools and applied knowledge in everyday school life by the educators that have participated to the project. Positive attitudes obtained by parents and families are also welcome as a positive impact of the project in school communities.