#1079383Children use radio controls to choose a correct variant during a Mathematics class in secondary school 89, a participant member of the "Virtual School" information and education project.Sign in or register,to downloadAdd to cartRemove from cartPackage: Interactive school in VolgogradCategories: EducationLocation: Volgograd, RussiaEvent date: 30.03.2012Date published: 30.03.2012Author: Kirill BragaCredit: SputnikSource: SputnikOriginal: DigitalMedia: JPEG, 3780x2505px, 2.2Mbchildchildrenclassclassroompupilschoolchildschoolchildren