Kiev/ukraine - Jun 21 2016: People Launching Rubber Aircraft Model. Competition Day in Konotop, Ukraine. Students and Instructors Are Watching the Flight. People at Aircraft Model Sports Competition Outdoors. Green Field. Preparation For Launching the Airplane Models. Kids' Technical Art. Models Assembly Before the Start. Airplane Launch. Estimation of the Aircraft Flight. Jury is Estimating the Start and Flight of the Airplane Model. Scene in Cloudy Summer Day