Some exercises are meant for the brain. This #InternationalSudokuDay improve your cognitive abilities and train your brain!

#Sudoku #Puzzle #Logic #Math #BrainTraining #SudokuPuzzle #BrainTeasers #LogicPuzzle #MindGames #SudokuLover #Games #Numbers #UPSC #IAS #DrishtiIAS #DrishtiIASEnglish