Alex Cross' son, Ali, is eager to follow in his father's footsteps as a detective, but when his best friend goes missing, what price will he have to pay to solve the mystery?

"Twelve-year-old Minerva Keen forms a detective club to uncover who is poisoning residents of her storied Chicago apartment building, knowing that any one of her neighbors could be the poisoner--or the next victim." -- Provided by publisher.

Summer is here, school is out and there's...nothing to do?! Since grown-ups invaded the skating rink, there's nowhere for Mina's friends to hang out. Luckily, a high-stakes competition is about to mark the opening of a new skate park. As everyone gets weirdly intense about it, Mina faces a string of mysteries. Who stole her cousins' new bikes? What does Gareth Trumpshaw want? And who keeps levitating past her window?

"Flavia de Luce has taken on the mentorship of her odious, moon-faced cousin Undine, who has come to live at Buckshaw following the death of her mother. Undine's main talent, aside from cultivating disgusting habits, seems to be raising Flavia's dander, although in her best moments she shows potential for trespassing, trickery, and other assorted mayhems. When Major Greyleigh, a local recluse and former hangman, is found dead from a breakfast of poisonous...

"Eight-year-old Ada, who has a knack for science, math, and solving mysteries, teams up with her best friend, Nina, to find a missing dog" --

"Based on a true story--Nine-year-old Jai watches too many reality police shows, thinks he's smarter than his friend Pari (even though she gets the best grades), and considers himself to be a better boss than Faiz (even though Faiz is the one with a job). When a classmate goes missing, Jai decides to use the crime-solving skills he has picked up from TV to find him. He asks Pari and Faiz to be his assistants and together they draw up lists of people...