The Travel Wooden Puzzles by Stirling Fox are designed for puzzle enthusiasts looking for a challenging and engaging activity. Made from high-quality wood, these puzzles offer a unique and tactile experience for puzzle lovers. With a very difficult rating, these puzzles are sure to provide hours of entertainment and satisfaction. Ideal for those looking for a contemporary puzzle that is both visually appealing and intellectually stimulating, these puzzles are a perfect addition to any puzzle collection.