Leonardo da Vinci Flying Machines

 This book contains everything you need to build a model of his flying machine: 20 detachable durable cardboard assembly sheets with detailed instructions and text full of explanations and interesting facts. The book is accompanied by splendid illustrations and notes, sketches and original drawings by the genius of the Renaissance. The model is very easy to assemble and its movable wings work perfectly: once unfolded, they have a span of 60 centimetres!