Join Nancy Clancy in New York Times bestselling team Jane O'Connor and Robin Preiss Glasser's fourth Nancy Clancy chapter book about the past, present, and future Nancy and her best friend, Bree, must go back in time to solve their latest mystery. While Nancy's class learns about time capsules in school, another relic from the past pops up in the present. Nancy buys an old desk at a tag sale and soon finds out that someone left behind a key. In the...