Q¿A BPOL is an educational app for smartphones that selected users of the Federal Police Headquarters Frankfurt / Main Airport is provided as part of a three-month pilot project are available. The app is provided for both iOS in the App Store and for Android in Google Play Store. Participation is voluntary.The learning game based on the popular quiz principle as "Millionaire" and "Quiz duel". Learners answer questions on various subjects - aviation security through border police to administrative, organizational and fun questions. The app learners can test their knowledge alone or in a duel.The aim is to use the app self-directed learning, in any place, at any time, and to promote an increase of knowledge in a playful way. It is to achieve the highest possible ranking for learners to compete with others; as simple as captivating.