American Presidents of all times represent American history and heritage. The Presidents of the USA 100 pcs Floor Puzzle by Melissa & Doug is a great educational puzzle presenting the US history to the grade school children. Portraits of all 43 US presidents are featured on this giant floor puzzle. Presidents of the USA 100 pcs Floor Puzzle is a fun-filled piece of history! The sturdy cardboard puzzle pieces are 20% thicker than other floor puzzles, and the easy-clean surface keeps them looking new. This American Presidents jigsaw puzzle measures approximately 2 x 3 feet when completed. Exceptional quality and educational value.