A fish in Rogers' tank has died. Rogers buries it and, with Bob Trow's help, constructs a tombstone with a pentagon that bears a fish drawing. In the Neighborhood of Make-Believe, concern hits when the Trolley stops at the Castle and doesn't move. Eventually, with help from Bill Platypus, they find out that the Trolley simply suffered a derailment, preventing full electrical pickup (as explained earlier by Mister Rogers).

Title number 1066. Opens with Mister Rogers arriving with a box labeled 'clock'. Rogers presents a model of Daniel's clock and visits the man who designed it who is Robert Trow. At his workshop, Trow is finishing a model of the Castle. He asks Rogers to ring the bell when he leaves as well as when he arrives.

Title number 1067. Opens with Mister Rogers arriving with some slides of trees. Mr. McFeely delivers Bob Trow's model of X's Tree. In the Neighborhood of Make-Believe, X learns that wishing doesn't make things come true.

Title number 1068. Opens with Mister Rogers arriving with book of caricatures. Rogers puts signs outside his front and back doors advising visitors to knock or ring. He also receives Bob Trow's model of the Museum-Go-Round.

Title number 1069. Opens with Mister Rogers arriving with a big box containing Bob Trow's model of the Platypus Mound. Officer Clemmons shows Rogers the workings at his police station. Dr. Bill and Elsie Jean Platypus also share a magic recipe for making pies.

Title number 1070. Opens with Mister Rogers arriving with a small cup and spoon from the ice cream shop. Rogers receives the Factory model from Robert Trow. Beforehand, Rogers makes simple puppets from wooden spoons. In the Neighborhood of Make-Believe, Lady Elaine orders chairs from Cornflake in preparation for her new pie restaurant.

Rogers plays a game that uses different shapes and groceries. In the Neighborhood of Make-Believe, Lady Elaine Fairchilde is preparing to open a pie restaurant between her Museum-Go-Round and the Platypus mound.

Mr. McFeely finds a puppy, which Rogers looks after until someone finds its home.

Chef Brockett shows how turnovers are made and helps run the new pie restaurant.

Bad manners cost Bob Dog after he eats all the pies in Lady Elaine's restaurant.

Dr. Yen Wang shows two laboratory rats, with which he wishes to show that the study of rats is intended to benefit human beings. The Neighborhood of Make-Believe opens the pie restaurant, but King Friday orders Bob Dog to move it to Someplace Else as a response to what he did in episode 9.

Rogers polishes his shoes. The Pittsburgh Junior Tamburitzans also visit the Neighborhood of Make-Believe, and Bob Dog emerges to dance with them.

Rogers discusses the things children can do with a shoe box. In the Neighborhood of Make-Believe, Queen Sara is escorted to Westwood to visit Dr. Frogg.

Johnny Costa and his grandson visit both Rogers' television house and the Neighborhood of Make-Believe.

Rogers discusses growing both on the inside and on the outside. Mr. McFeely brings a dry aquarium holding frogs and tadpoles. Later Mr. McFeely visits the Westwood Children's Zoo. Queen Sara returns to the Neighborhood of Make-Believe from Westwood after two days with Dr. Frogg.

Rogers talks about the use of triangles, such as on the Yield sign. Betty Aberlin arrives with Bob Trow's model of the Eiffel Tower.

Henrietta Pussycat fears Bob Dog's teeth. Lady Aberlin confides in Henrietta and tells everyone the King Friday and Queen Sara have a good secret.

Bramble, a large horse, stands outside Rogers' television house. King Friday asks for, and receives, a stuffed horse. Daniel, however, is afraid of the model.

Rogers enters with a typewriter and the many ways to put the word "typewriter" to paper. In the Neighborhood of Make-Believe, an artist draws paintings of King Friday and Queen Sara.

King Friday shares his secret with Mime Walker, informing him not to mention a word of it to anyone else.

Rogers has a recent chest x-ray, and explains what having an x-ray taken is about. In the Neighborhood of Make-Believe, Lady Elaine warns her neighbors that King Friday might be starting a wild animal zoo. That, she feels, is his big secret, although it isn't.

Officer Clemmons announces he has accepted a new job with the Metropolitan Opera in New York City. King Friday and Queen Sara announce their secret: they are having a baby.

Lady Elaine and Mrs. Saunders tie up Officer Clemmons in a frantic attempt to keep him from moving to New York.

Betty Aberlin gives Rogers a black angel fish for his tank. In the Neighborhood of Make-Believe, she dresses up as one. At the Tree, she introduces a song praising Henrietta Pussycat.

Mrs. Clemmons visits Rogers' television house with a poem about her new job title. Rogers invites her to a going-away party to be held the next day. A highlight of the gathering will be Mrs. Clemmons' favorite: raspberry delight.