Penny Nichols Finds a Clue

"Penny Nichols Finds a Clue" by Joan Clark is a vintage mystery novel for young readers about a clever fifteen-year-old named Penny Nichols, who often gets mixed up in mysteries with her detective father. When car wheels begin disappearing all over town, Penny's vacation plans and her father's attention are at risk. Penny and her best friend stumble across a disturbing sight when they find the wheels have been stolen off Penny's own car. The two friends begin to look into the crime and notice the theft might be part of a bigger plot. Penny's investigation leads her to a young boy, who may be closer to the crime than she realizes. With her father’s case and her own stolen wheels, Penny dives into a thrilling mystery filled with twists, friendships, and surprising villains.