Lift-the-Flap Vehicle Mechanism Encyclopedia Cover not included Published by: Gakken Plus Co., Ltd. Price: ¥1980 + tax A lift-the-flap mechanism encyclopedia from Gakken that teaches how things work. Explains the mechanisms of various vehicles such as: Shinkansen bullet trains, trains, cars, working vehicles, construction machinery, amusement park rides, cruise ships, passenger planes, airplanes, and vehicles that go to space.