The underground and overhead view of an infrastructure of a bustling city. Discoveries to be made and things to be learned: subway cars, underground pipes, construction, and the energy of urban life. Illustrated by Linda Bleck. PIECE COUNT: 48 giant and glossy pieces that fit and snap together with ease. INFORMATION POSTER included - 16" x 20". PUZZLE SIZE is 30 x 24 inches when finished. This floor sized puzzle is rectangular in format. Packaging size is: 11" x 11" x 2". A HIGH-QUALITY observational jigsaw puzzle perfect for ages 4 and up. SCREEN-FREE FUN: For over 25 years, eeBoo has created wholesome, educational games and activities that cultivate conversation, socialization, and skill-building while introducing our world.