Secret Agent Jack Stalwart: Book 2: The Search for the Sunken Treasure: Australia (The Secret Agent Jack Stalwart Series, 2) by Elizabeth Singer Hunt

"Secret Agent Jack Stalwart: Book 2: The Search for the Sunken Treasure: Australia" is the second installment in the thrilling Secret Agent Jack Stalwart Series by Elizabeth Singer Hunt. Join Jack Stalwart on an exciting adventure as he searches for the sunken treasure in Australia. This book, available in both paperback and eBook formats, is perfect for young readers who love action-packed stories full of mystery and intrigue. Dive into the world of Secret Agent Jack Stalwart and embark on a journey filled with suspense and excitement.