Train the Brain

Dr Gareth Moore is the best-selling author of The Ordnance Survey Puzzle Book, The Mindfulness Puzzle Book, The Times World Atlas Puzzle Book, The Mammoth Book of New Sudoku, Stay Sharp! and many more puzzle and brain-training books.Find him online at www.DrGarethMoore.comDr Gareth Moore is the best-selling author of The Ordnance Survey Puzzle Book, The Mindfulness Puzzle Book, The Times World Atlas Puzzle Book, The Mammoth Book of New Sudoku, Stay Sharp! and many more puzzle and brain-training books.Find him online at www.DrGarethMoore.com