The Times 2 popular daily puzzle is back, with a third volume of 150 utterly addictive codewords. The concept is simple. Each number represents a letter, so, starting with the solved letters, use your logic & vocabulary to reveal more letters, form words, & then crack the code! The Codeword series is so popular because you don't need any prior knowledge, unlike a crossword. You can just pick up a pen & get puzzling. It steadily increases your vocabulary, as the difficulty slowly grows as you progress through the book, & even though you'll be working your brain, it's the perfect way to unwind.