EuroGraphics Evolution of Military Aircraft 2000-Piece Puzzle. Box size: 12″ x 10″ x 2.63″. Finished Puzzle Size: 38.25″ x 26.63″. For anyone who loves the history of aviation. This image shows the incredible diversity of historic and contemporary military aircraft. Strong high-quality puzzle pieces. Made from recycled board and printed with vegetable based ink. This superior quality puzzle will delight and educate all at the same time.