Solve puzzles with unlimited generated grids. Choose from six difficulty levels. Features a vintage 1920s design. Offers a clean interface for focused play. Provides mental exercise and entertainment. Available offline for anytime use.
Solve puzzles by selecting correct operations. Choose from addition, subtraction, multiplication, or division. Tap to answer quickly. Track time and improve speed. Progress through challenging levels.
Solve puzzles using addition and subtraction on a 5x5 grid. Place numbers 1 to 9 to achieve high scores. Use 3 cards per round to avoid filling the grid. Track progress and challenge brainpower with strategic gameplay.