TV-G. A mysterious, dinosaur-like creature appears fleetingly behind the bushes and scares Hammy and GP. Martha joins in to investigate this new stranger.

TV-G. Hammy, Martha and GP take the Dig-a-ma-bob on an archeological dig at which they find an old comb, a stick and a toothbrush.

TV-G. GP builds a unicycle out of a discarded bicycle wheel that Hammy finds in the woods. When GP takes the cycle out for a spin, he quickly loses control of the giant wheel.

TV-G. The annual Riverbank Day is marked with the Riverbank Fair, which starts off with a parade and features a baking contest with Hammy as the judge.

TV-G. Hammy dreams that he finds a long, silver spaceship that takes him and GP into outer space. When he wakes up, however, the story seems to start all over again.

TV-G. GP gives Hammy a dusty old trunk from his attic, and Hammy discovers it's full of hats with magical powers.

TV-G. Hammy starts a book of records for a restless GP to break. GP decides to break the diving record held by Turtle, with a twist.

TV-G. Wise Old Frog decides the Riverbank needs a general store, and Hammy just happens to meet the right animal for the job.

TV-G. Hammy's cuckoo bird gets wanderlust and takes off to see the world, but now Hammy can't wake up properly.

TV-G. A drought strikes the Riverbank, and Wise Old Frog suggests they do a Rain Dance.

TV-G. GP builds a robot called 'BOROS' (Battery Operated Rodent of Steel) to do all his work for him so he can have more "thinking time," but BOROS ends up being a little too successful.

TV-G. Timothy Tortoise brings his circus to town, and all the animals are excited to perform.

TV-G. It's Christmas on the Riverbank, and Hammy, Martha, GP and Turtle set out to find a tree and exchange gifts. But when a mysterious stranger steals their tree, the animals track it to a lonely cave deep in the woods and find a Christmas surprise.