The absent author: Dink Duncan and his two friends investigate the apparent kidnapping of famous mystery author Wallis Wallace.The bald bandit: Third-grader Dink and his detective friends hope to receive a big reward by finding the person whose video recorder picked up a picture of the local bank robber.The canary caper: Dink and his friends investigate why pets, like Mrs. Davis's canary, Mozart, are mysteriously disappearing all over town.