#3020152A student fulfills a task on an interactive blackboard at School No. 1571.Sign in or register,to downloadAdd to cartRemove from cartPackage: E-class in Moscow schoolCategories: EducationLocation: Moscow, RussiaEvent date: 02.02.2017Date published: 02.02.2017Author: Grigory SysoevSource: SputnikCredit: SputnikOriginal: DigitalMedia: JPEG, 4111x2751px, 6.7Mbe-blackboardinteractive blackboardclassdisplayeditor's pickhorizontalknowledgelandscapeschoolscreenstudentstylusteach