SLIDING PUZZLE Enjoy a complete sliding puzzle with more than 100 different puzzles. With a pleasant and intuitive environment, PUZLE SLIDING guarantees hours of entertainment. - It has 5 different galleries: Famous paintings, Monuments, Cities of the world, Animals and Landscapes. - Each gallery incorporates 21 different puzzles. - Each puzzle has five different difficulty levels: Easy (3x3), Normal (4x4), Hard (5x5), Very difficult (6x6) and extreme (8x8). !!! In total, 525 different puz