This app comes with 5 activities. The Home activity ,which gets displayed when you launch the App, offers a sliding Menu from which you can access the other activities. The Notes activity offers an overview of English question tags as well as examples illustrating their usage. The PRATICE activity allows you to practice question tags in a meaningful context. . Each time you launch a practice activity and start a practice session, you get a new set of items chosen randomly from a set of about 90 items. Pick the right answer by touching one of the offered radio buttons. Your choice is checked immediately and you are told if it is correct or not. Click NEXT to go forward. At item 15, click FINISH. This shows a dialogue with 2 buttons. Click RETAKE to practice the very same items, or click HOME to go to Main. To start a new practice session with a new set of items, restart the practice activity from the the Menu on the left the Home activity. The QUIZ activity tests your ability to produce correct question tags. Each time you start a quiz, you get a set of 15 items chosen randomly from a set of about 90 items. Pick the right answer by clicking one of the three radio buttons. Click NEXT to go forward. At item 15, click FINISH. This shows your score, and 3 buttons. Click REVIEW to review your answers. Click RETAKE to retake the quiz with the same set of questions, or Home to go home. When REVIEWING a quiz you've just taken, YOUR ANSWERS are shown in GREEN when correct and in RED when incorrect. The CORRECT CHOICE is always shown in GREEN. To start the quiz with a NEW SET of items, restart the quiz from the Menu on your left.