48 extra-thick cardboard pieces Completed puzzle features search-and-find activity. Easy-Clean surface keeps puzzle looking new. Over 4 feet long Promotes hand-eye coordination and problem-solving skills. This extra-large search-and-find puzzle offers an extra activity when completed! The 48 sturdy cardboard pieces assemble to reveal a stunning underwater scene filled with animals to spot and count. A visual picture list is printed right on the puzzle, encouraging counting games and picture-search activities with no reading required.