Discover the science and technology that goes into the tallest and most amazing buildings on earth, Explore the inspiring world of skyscrapers, from the very first building ever to dominate a city skyline to incredible structure that may tower over a metropolis of the future. Then construct your own model of Empire State Building-the most famous skyscraper of all-from the ground up!! It is a book that has 31 pieces in it and one can make a Giant Model Of the ICONIC EMPIRE STATE BUILDING, USA which is up to 4 feet tall Builds great analytical skills in Kids It is worth the price Great learning curve for kids