Here are three topics with questions related to Flippairs Brain Challenge: 1. Difficulty level: What do you think about the increasing difficulty level in Flippairs, does it engage you or get frustrating? 2. Level progression: How do you feel about the level progression in Flippairs, do you like the challenge and rewards or find it too repetitive? 3. Game mechanics: What do you think about the game mechanics in Flippairs, do the mini-games and puzzles help improve your problem-solving skills or get boring?