Mechanical Models Mechanical gears, with intricate designs,stylish and high quality plywood,are run by wing or motor. It is a challenge for ages 14+, which opens a new world of creativity,knowledge and pleasure ! ROKRClassic Gramophone (Hand rotate mode) LKB01 ROKRClassic Gramophone (Electric Version) LKB01D ROKRPerpetual Calendar LK201 ROKRROKR Tractor LK401 ROKRROKR Vitascope LK601 ROKRLocomotive LK701 ROKRAir Vehicle LK702 ROKRPendulum Clock LK501 ROKRTreasure Box LK502 ROKRCruiser Motorcycle LK504 ROKROwl Clock LK503