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