The Secret of the Puzzle Box

During a class trip to Angel Island, known as the Ellis Island of the West, the Code Busters Club uncovers a mysterious box linked to one of their own members. This discovery leads them on an intriguing adventure, blending history with mystery as they delve into the box's significance and its ties to their past. The story promises a mix of friendship, problem-solving, and exploration of heritage, making it a captivating read for young mystery enthusiasts.