This delightful collection is published in association with The Royal Botanic Gardens, Kew, the world-famous gardens that have been collecting and conserving plants for 260 years. This beautifully illustrated puzzle book is the perfect treat for sudoku fans. It includes over 200 sudoku puzzles graded from easy to expert, so puzzlers of all levels will find much to enjoy. Delightful nature quotes are scattered throughout and botanical designs ornament the each page. A delightful treat for nature lovers and puzzlers alike.