Floating down a lazy river, Benny finds a blackmail scheme in progress.
A trip in a caboose at the end of a freight train leads to an old clown and a search.
Relates the adventures of the Alden family as they climb Old Flat Top Mountain.
Renting a lighthouse is unusual, but even more so is an unfriendly boy's peculiar behavior.
The Aldens find a castaway on a South Sea island. How did he get there and who is he?
Eccentric Aunt Jane needs help on her ranch. The Aldens overturn a plot against her.
The spooky old house on Surprise Island intrigues Benny.
The Alden children have a home with grandfather now - but their adventures are just beginning! Their first surprise comes when they learn they'll be spending the summer on their own private island. The kind stranger who lives there is always happy to help the children out, but does this new friend have a secret?
The Mystery of the Burnt Cottage Someone has set fire to Mr Hick's cottage, but who could it be? Fatty, Larry, Daisy, Pip, Bets and Buster the dog have their very first case to solve. But it's not easy being detectives with policeman Mr Goon telling them to "clear orf". The Find-Outers are determined - they have to solve the mystery before Mr Goon does! The Mystery of the Disappearing Cat …