4D Cityscape Shanghai Puzzle. This award-winning puzzle recreates Shanghais famous skyline, not only in three dimensions using scale-model buildings, but also along the fourth dimension of time, spanning over 100 years of architectural history! The puzzle includes 72 plastic building replicas that depict the city as it appeared as far back as 1893 through to 2013 with the addition of the Bank Mansions, and into the future to 2014 with the completion of the Shanghai Tower. The puzzle includes such iconic structures as the World Financial Center, Oriental Pearl Tower and Jin Mao Tower, which allows you to recreate the famous waterline of The Bund. The buildings fit into pre-cut holes in a traditional 2D jigsaw puzzle that form the citys street layout. Includes a Time Poster that directs you through time as you rebuild Shanghais skyline history! 1,100+ Pieces. Ages 8+. WARNING: CHOKING HAZARD. Small parts. Not for children under 3 years. Materials: Paper, Foam Plastic. Assembled Dimensions: 24" L x 16" W x 2" H. Weight: 2 lbs.