Solve every puzzle, just like the Secret Seven, in this fun book of 100 brain-teasers inspired by Enid Blyton's famous sleuths. Perfect for travel and holidays.Bursting with codes, puzzles, sudokos, crosswords, wordsearches, I-spy games and more, this fun book is inspired by the mystery-solving kids in the bestselling Secret Seven stories by Enid Blyton. This is the perfect book to keep kids bu…