As the family prepares for Christmas, grandpa feels useless and decides not to post for a senior citizens poster George is drawing.
An atheist tries to stop the ground-breaking on a non-denominational chapel that George helped design.
Paul must choose between being an apprentice or competing in a tennis match.
Paul and Cathy are invited to Los Angeles for Thanksgiving.
Grandfather Aldon discovers his old World War II flag.
Paul's sports injury may become permanent.
George helps organize a fundraiser for a new bus.
Paul falls in love with an older woman.
After two years in jail, Ben Haggerty comes to live with the Apples.
Steven's friend from Los Angeles visits.
Patricia thinks she is adopted.
Steven runs off during a tornado.
Steven joins the local 4-H club.
The children plan to enter a contest.
Steven is the victim of a traffic accident.
Patricia's pen pal needs an operation.
Barbara joins a protest when a female coworker is passed over for promotion.
An old friend offers George employment in California.
A potential client reconsiders George as head architect.
Coach Newell is in danger of losing his job.
After moving his family back to Appleton, Iowa, George convinces his father to stay with the family.
Looking for a maid, the family ends up with a French teacher.
The farm becomes a zoo after George buys several sick and abused wild animals.
Paul becomes friends with a wheelchair-bound musician whose love for music clashes with his father's determination to get him to walk again.
Mr. Apple wages a campaign to save a tree from being cut down.