The Oregon Trail 4-Book Paperback Box Set Plus Poster Map by Jesse Wiley is a captivating series that transports young readers back in time to the United States frontier. With themes of survival, action, and adventure, this book set is perfect for young adults and ages 9-12. The set includes a poster map, making it an engaging and interactive learning experience for students. The trade paperback format and inclusion of a poster add value to this educational and entertaining collection published by HarperCollins in 2018. Perfect for fans of historical fiction and interactive storytelling.