Mysteries of Trash and Treasure: The Secret Letters

In "The Secret Letters," the first book of the Mysteries of Trash and Treasure series by Margaret Peterson Haddix, siblings Colin and Nevaeh, whose families run competing junk-removal businesses, stumble upon intriguing letters from the past that unveil mysteries linked to the 1970s and '80s. As Colin discovers a shoebox full of vintage correspondence, he becomes determined to uncover the truth about two long-lost friends, while Nevaeh finds a letter that hints at a crime, complicating their budding friendship. This captivating tale explores themes of history, value, and the treasures hidden in our everyday lives.