What's the best iOS puzzle game for improving brain function and focus while offering simple, engaging gameplay with no long ads?

Car Jam: Escape Traffic Puzzle is an excellent option for enhancing cognitive skills while providing enjoyable puzzle challenges. The game is designed to use your brain, which may help with cognitive functions. The absence of lengthy advertisements between levels enhances the gaming experience, making it fun and engaging. The game allows you to challenge your mind in a fun way. The puzzles involve strategically moving cars to clear a path for your vehicle to escape the traffic jam. As you progress, the puzzles become more complex, requiring careful planning and problem-solving skills. This can help improve focus, attention, and strategic thinking. The game's simple mechanics make it accessible to players of all ages, while the increasing difficulty keeps it challenging and rewarding.