Educational Game to show the Player a number - the Player determines whether the number is Prime (answer "Yes") or non-Prime (answer "No"). There are 6 Difficulty Levels. The least difficult ("Prime Student") is good "number play" and introduction to Prime Numbers for Children beginning around Age 8. The most difficult level ("Prime Genius") is suited to highly adept and mathematically inclined people of all ages 13 and older.
In addition to answering single questions in succession, PrimeGenius has a "Prime Challenge" feature. The Player must answer 5 Questions consecutively at the chosen Difficulty Level. The App reports both the number of Correct Answers and the "Thinking Time" for the Player. The goal is to achieve Perfect Score with Minimal Thinking Time at each attempted Difficulty Level!