The mysterious death of an eccentric millionaire brings together an unlikely assortment of heirs who must uncover the circumstances of his death before they can claim their inheritance.

In the middle of the night, a chain reaction of noises wakes the residents of an urban apartment building, and then lulls them back to sleep.

"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"--

When their apartment burns down and they move to a much smaller place, Mama tells Carla they can't have Thanksgiving, but Carla thinks about all the hardships the Pilgrims faced and figures out a way.

"When the Alden siblings visit their grandfather's friend in an apartment building, they begin to wonder about the many mysterious events that keep happening on the thirteenth floor of that building."--Publisher.

Harper and her friends try to help the Wild Conductor win back his place in the Circus of Dreams, but when Harper is chosen, instead, she encounters a mystery.

Twelve-year old Joy dreams of writing music for the movies, but first she has to survive her family's move into a small apartment when her father loses his job.

Ten-year-old Liam and his two younger sisters, precocious third-grader Dakota and second-grader Izzy, who has Down syndrome, face the possibility of losing their beloved dog, Cupcake, who keeps urinating on their apartment's carpet.

Nine-year-old Pearl and her popular, thirteen-year-old sister, Lexie, do not get along very well, but when their grandfather moves in and the girls have to share a room, they must find common ground.

"Every home has its secrets. For Nora, the truth starts to be revealed on Halloween night. It's been a bad few months for Nora Wilson. There was a huge fire in her family's apartment this summer, and her parents have been acting superweird ever since. They won't let her or her brother out of the apartment anymore, not even to go to school. So when Nora's parents say she can go trick-or-treating on Halloween, Nora is thrilled. And she's even more thrilled...