Readers can help Professor of Criminology Dr. J.L. Quicksolve and his son solve thirty-nine crimes, including kidnappings, car thefts, robberies, and murders.
Aiden and Meg Falconer travel across the country in pursuit of Frank Lindenauer, who may hold the key to freeing their parents; however, the FBI is also on his trail.
Like her idol Sherlock Holmes, eighth-grader Ingrid Levin-Hill uses her intellect to solve the murder of an eccentric local woman in her hometown of Echo Falls.