This educational app, developed by ONLINE SCHOOL Co.Ltd, offers a free beginner-level practice test for the World Heritage Certification Level 3. The app boasts a range of convenient features unique to mobile applications.

With themed learning modes, users can select specific topics to challenge themselves with related questions. The "Missed Questions" feature extracts previously answered incorrectly questions for efficient improvement. Additionally, the "Check Questions" function allows users to revisit bookmarked questions for repeated practice. The app also includes a testing feature with 10, 15, or 30 question options for a game-like challenge experience.

The World Heritage Certification Level 3 is beneficial for those seeking employment or career change in the travel and tourism industry. The knowledge gained from this certification can directly contribute to tour planning, travel guidance, and overall industry expertise. Whether you want to enhance your travel proposals, guide services, or simply enjoy enriching your travel experiences, this app is tailored to assist you in your learning journey.