Electronic Sudoku Reasoning and Logic Game

This go anywhere Electronic Sudoku Reasoning and Logic Game contains millions of challenging games. Now you can play Sudoku anytime anywhere! Three different levels of difficulty make this game great for any level of player. Features include:Millions of challenging gamesThree different levels of difficultyPlay with or without answer promptsBacklit screen for lowlight playSound effects indicate startup, game start and stop, correct and incorrect answers, etc.Displays time and dateAlarm clock functionRequires two AAA batteries includedModel TY-500BIncludes retail packaging