"New Treasure Hunt_AR" is developed using AR augmented reality interactive technology.The learning scene of the course is extended to the whole campus. Students can go treasure hunting in the campus together. illustrate.Students can look for the QR Code on campus with their mobile devices. When they find it, point the camera at the QR Code to identify it. After the identification is successful, there will be videos, text descriptions and other content for students to browse and learn. The teacher can also decide whether to connect to the question bank from the background , as a test of student learning.The backstage of "New Treasure Hunt_AR" is also connected to the question bank system. Teachers can add content by themselves. Each QR Code can correspond to multiple questions for students to scan and challenge continuously. Teachers can print the QR Code and paste it On the relevant venues or objects and characters on the campus, enhance the happy time of students curiosity and treasure hunting.