Opening is based on three scenarios considering the epidemiological situation at local level. Scenario 1: all pupils in daycare; primary; secondary and higher education are attending classes in-person; respecting all protection norms Scenario 2: all pupils in daycare; primary and classes VIII and XII are attending classes; respecting all protection norms And partial attendance ( rotational schedule 1-2 weeks) of all others classes in the gymnasium; respecting all protection norms Scenario 3: all pupils will attend online.= Epi situation is assessed as follows based on the 14 days incidence rate: <1/ 1000 population ? scenarios 1 and 2 1-3/ 1000 population ? scenario 2 > 3/ 1000 population? scenario 3 (based on an assessment of community transmissions in the locality and if clusters in schools of that locality and risk criteria; can decide to suspend the activity in that school and go online; otherwise will use scenario 2). 13/06/2020: summer holidays for all schools; and despite school closures; this measure was still active.; 31/08/2020: summer holidays end.