Da Vinci ornithopter building set for adults – Immerse yourself in the history of aeronautical innovation with the LEGO Icons Leonardo da Vinci’s Flying Machine building project for adultsWhat’s in the box – Everything you need to craft a detailed LEGO interpretation of da Vinci’s visionary ornithopter, plus a display stand and a Leonardo da Vinci minifigure holding a quill and sketchTrigger-activated wings – Recreate Leonardo da Vinci’s flying machine with its flappable textile wings and tail driven by an intricate, visible mechanism of string, hinges and pulleysHome and office desk decor – Add a striking centerpiece to the home or office with this detailed display model depicting Leonardo da Vinci’s Flying MachineA LEGO gift for history-lovers – Celebrate a birthday or special occasion with this gift for history-lovers and fans of aviation and historic innovationDimensions – The model flying machine in this 493-piece building set measures over 10 in. (25 cm) high, 11.5 in. (29 cm) long and 13.5 in. (35 cm) wide