The following is a list of episodes from the twentieth season of PBS

Public Broadcasting Service

The Public Broadcasting Service is an American non-profit public broadcasting television network with 354 member TV stations in the United States which hold collective ownership. Its headquarters is in Arlington, Virginia....

 Mister Rogers' Neighborhood

Mister Rogers' Neighborhood

Mister Rogers' Neighborhood, also known as Mister Rogers, is an American children's television series that was created and hosted by Fred Rogers. The series is aimed primarily at preschool ages, 2-5, but has been stated by Public Broadcasting Service as "appropriate for all ages"...

, which aired in late 1989 and early 1990.

Episode 1 (When Parents Go to Work)

Negri's Music Shop needs Rogers' help when the lady at the cashier must see her sick child. Negri and Rogers propose a Neighborhood of Make-Believe story in which King Friday and Queen Sara leave on Tuesday for their errands.

• Aired on November 20, 1989.

Episode 2 (When Parents Go to Work)

Rogers and Mr. McFeely make treats with peanut

Peanut

The peanut, or groundnut , is a species in the legume or "bean" family , so it is not a nut. The peanut was probably first cultivated in the valleys of Peru. It is an annual herbaceous plant growing tall...

s and peanut butter

Peanut butter

Peanut butter is a food paste made primarily from ground dry roasted peanuts, popular in North America, Netherlands, United Kingdom, and parts of Asia, particularly the Philippines and Indonesia. It is mainly used as a sandwich spread, sometimes in combination as in the peanut butter and jelly...

. In the Neighborhood of Make-Believe, Prince Tuesday is still angry that his parents are running errands all the time.

• Aired on November 21, 1989.

Episode 3 (When Parents Go to Work)

Wearing a lei of peanut shells as he enters, Rogers promotes reading the rest of the week. Mr. McFeely brings a video on how peanut butter is made. In the Neighborhood of Make-Believe, Henrietta suggests that Cornflake S. Pecially's factory start a caring center for the children of the factory's workers.

• Aired on November 22, 1989.

Episode 4 (When Parents Go to Work)

Rogers visits oboist Natasha at Negri's Music Shop. The Neighborhood of Make-Believe begins work in earnest on the new child-caring center at Corny's factory.

• Aired on November 23, 1989.

Episode 5 (When Parents Go to Work)

Balloon Artist Bruce Franco visits Rogers' television house. He has even made a Trolley-shaped balloon. In the Neighborhood of Make-Believe, Prince Tuesday helps those who run the child-caring center at Corny's factory.

• Aired on November 24, 1989.

Episode 6 (Environment)

A major crisis has arisen in the Neighborhood of Make-Believe. Their nearby landfill

Landfill

A landfill site , is a site for the disposal of waste materials by burial and is the oldest form of waste treatment...

 at Someplace Else has reached the saturation point.

• Aired on April 16, 1990.

Episode 7 (Environment)

Mister Rogers and Mr. McFeely visit the neighborhood recycling center. Westwood Mayor Maggie informs that their landfill has been filled completely.

• Aired on April 17, 1990.

Episode 8 (Environment)

Rogers discusses how to make artwork out of old objects. This precipitates Mr. McFeely's video, showing his visit with a spare-parts artist.

• Aired on April 18, 1990.

Episode 9 (Environment)

Rogers recalls the snorkeling adventure he shared with Sylvia Earle. It leaves little time for Neighborhood of Make-Believe, which needs help from two of Northwood's goats.

• Aired on April 19, 1990.

Episode 10 (Environment)

Mr. McFeely brings a goat into the television house to dispel a few myths. Mrs. Dingleborder and the goats of Northwood complement each other's plans to solve the appalling garbage crisis.

• Aired on April 20, 1990.

Episode 11 (Fathers and Music)

Rogers enters with a bandaged hand. He illustrates that nothing changes underneath a bandage

Bandage

A bandage is a piece of material used either to support a medical device such as a dressing or splint, or on its own to provide support to the body; they can also be used to restrict a part of the body. During heavy bleeding or following a poisonous bite it is important to slow the flow of blood,...

 (similar to what he did in an earlier episode). Rogers attends the Marsalis Family's rehearsals at Negri's Music Shop.

• Aired on July 30, 1990.

Episode 12 (Fathers and Music)

Mr. McFeely brings materials on how adhesive bandages are made. Rogers puts one such bandage on a rag doll. That rag doll becomes the plot point in the Neighborhood of Make-Believe, as King Friday and Prince Tuesday believe the doll to life.

• Aired on July 31, 1990.

Episode 13 (Fathers and Music)

Chuck Aber brings a guest to the television house. Joining them are two wolves. Rogers' son Jim and grandson Alex stop over. In the Neighborhood of Make-Believe, Aber is dressed as a wolf, ready to offer a wolf costume to someone else.

• Aired on August 1, 1990.

Episode 14 (Fathers and Music)

Rogers reads a book a teenage girl had made for her father. He then puts stuffing in a toy wolf for a friend. Ella Jenkins visits to perform some songs. Those in the Neighborhood of Make-Believe discuss their feelings about wolves. Daniel tells those at school that he doesn't have a musical father, like Ana and Prince Tuesday.

• Aired on August 2, 1990.

Episode 15 (Fathers and Music)

Rogers discusses music with Yo-Yo Ma and, when son Nicholas Ma arrives, Rogers helps perform a trio of The Skaters' Waltz. In the Neighborhood of Make-Believe, Lady Aberlin finds a musical father for Daniel.

• Aired on August 3, 1990.