T.S. Shure - Visible Human Jumbo Floor Puzzle The amazingly Visible Human jumbo floor puzzle is double sided, has 24 sturdy pieces and is 4 feet long! The thick, sturdy puzzle pieces are the perfect for small hands to handle The double sided illustrated puzzle is sure to entertain and educate while encouraging familiarity with human anatomy Store and carry your puzzle in the convenient puzzle box with carrying handle Perfect for ages 3 and up