Choose your path, solve the puzzles, and catch the killer in this collection of three ingenious murder mysteries that challenge middle grade readers with logic problems, visual games, and a Choose Your Own Adventure hook.When Arlo Banks solves a difficult puzzle in The Times, devised by an elderly Oxford professor, he wins a vast fortune. There's just one catch: he has to travel the world and write to the professor about his adventures. But enemies and killers lurk at every turn. From the Orient Express to the Nile River to British spy headquarters, join Arlo as he fights to find answers—and fights for his life!As Arlo Banks, you choose what path to take and what puzzles to answer to solve each mystery. On the trail of a ruthless mafia godfather determined to evade capture...on a pleasure cruise where a passenger's death has a killing effect on the others on board...behind the scenes at British intelligence, where a dangerous traitor is stealing...

Choose your path, solve the puzzles, and catch the killer in this second collection of three ingenious fictional murder mysteries that challenge young readers with logic problems, visual games, and dangerous decisions at every turn.Arlo Banks rose to fame as an amazing puzzle solver. His adventures across the world led him to crack cases that out-foxed the smartest experts and boldest criminal masterminds. Now enrolled in British Secret Intelligence Service's training program, Arlo faces his deadliest challenges yet in thrilling new adventures that have him unraveling the mystery behind a Hollywood star's sudden death, investigating the disappearance of an ambassador, and exposing the secrets of a lethal international organization.As Arlo Banks, you choose what path to take and what puzzles to answer to solve each mystery. From breaking codes to escaping traps, navigating mazes to sifting through evidence, Puzzle Sleuth Undercover is an addictive...