4D New York City Skyline Time Puzzle A Great Way To Naturally Start Conversations About History, Geography, Current Event And More. Helps Instill A Sense Of Patriotism As They Help Build "The City That Never Sleeps" From The Ground Up, Into The Future. Ages 14 And Up. Contains 900 Pieces Plastic Skyscrapers Are Completely Detailed Includes Such Icons As The Statue Of Liberty, Empire State Building, And The United Nations Educational ; Teaches the Time Line of the City