Nanna (Rizzo) introduces the characters of Cottage Hamlet; the kids learn the importance of friendship when Nanna and the kids take a trip to Pluto on Danny's rocketship.
Nanna (Rizzo) stays home while the kids are on a camping trip; Marvin sends Nanna on a treasure hunt; and traveling salesman Gilbert Gadgetseller (Walker) visits the Cottage.
Arbuckle (Booth) thinks everyone has forgotten his birthday; the kids learn about electricity; and comedy ensues as Nanna (Rizzo) plans a surprise party for Arbuckle.
Danny (Walker) becomes a detective to help solve the mystery of Trudy's missing idea. Little Harry helps Marvin find Nanna's missing North Pole diamond.
Nanna (Rizzo) takes the kids on a trip to St. Petersburg, Russia, where they meet Sasha Playnowski (Hansen). Upon returning to the Cottage, they discover a certain stowaway in their luggage.
Danny (Cameron Walker) invents a time machine to help Heather (Liza Clark) after she accidentally breaks Nanna's priceless Babylonian urn. Misadventure ensues when they travel to Ancient Babylon.
Trudy (Stone) learns a lesson about charity after winning a local sweepstakes; Heather (Clark) discovers there's more to winning than coming in first place.
A comedy of errors ensues when Nanna (Rizzo) gets a visit from an absent-minded chimney sweep (Booth). Rosey and Anna Belle discover that superstitions can cause misunderstandings.