Thirteen kindergartens and six secondary schools in eight districts of Moldova stopped work owing to the very cold weather, Deputy Minister of Education Tatiana Poting said in a meeting of the Commission on Emergencies on Saturday, Info-Prim Neo reports. The institutions were closed because the temperature in classrooms was lower than the norm. The water supply system at a school in Calarasi broke and the institution cannot be heated. The education process for the first-fourth graders in 90 education institutions, including all the schools of the Autonomous Territorial Unit of Gagauzia, was suspended. The lessons in 26 schools were shortened to 30-35 minutes.