Издательство Робинс / Libro "Descubre los secretos de la tecnología"

This book will clearly demonstrate to the young reader how machines and cranes, musical instruments, ships, aircraft and much more work. With the help of this book, the child learns the answers to many questions of interest to him, and thanks to the "secret doors" he will be able to see not only what is outside of various devices, but also what is inside.