E1
Knights and a bucketman are a major occurrence in Busytown.
E2
The life of cave pigs is featured.
E3
E4
Billy Dog gets his first pair of glasses.
E5
Cordelia debuts.
E6
Lowly Worm takes part in a circus.
E7
A big dare takes place.
E8
Oliver gets problems with his sandwich.
E9
Pig Will becomes Pig Won't.
E10
Two birthday parties take place in Busytown.
E11
Martha reads her first book.
E12
Someone gets locked out.
E13
Father Cat does a new job.
E14
The story of America being discovered is featured.
E15
Mr. Grankle's friends are introduced.
E16
Denys go to camp.
E17
Peasant Pig gets his own gifts.
E18
Little Fixit, the sister of Mr. and Mrs. Fixit is introduced.
E19
A school dance takes place.
E20
The story of the Greek Olympics is featured.
E21
Hilda runs for president.
E22
Mr. Frumble's twin brother is introduced.
E23
The Viking pigs are introduced.
E24
Miss Honey and Bruno Bear are getting married.
E25
A tough test takes place.
E26
The story of the discovery of the first pyramid is featured.
E27
Billy's mother goes on a date.
E28
One of Busytown's residents gets an award for being the inventor of the year.
E29
Macaroni Polo is introduced.
E30
Lone Wolfe is at a lighthouse.
E31
A big riddle race takes place in Busytown starting at the Fire station (with the riddle "When things get really hot, we'll bring you some water") and ending at the Observatory (with the riddle "When it gets dark, look up and watch the show").
E32
The story of the first balloon (a.k.a. Montgolfier) is featured.
E33
Billy Dog loses a meteorite from the observatory and tries to find and return it.
E34
Wolfgang, Benny and Harry open a big amusement park, but having trouble in the process.
E35
The story of the first bridge is featured (caused by a toppling tower that lands on the river).
E36
The class has to take photos of their families, but experiencing many problems and Huckle finally succeeds in taking the best picture.
E37
Sally's book goes missing.
E38
P.J. Pig does his best.
E39
Vanderbuilt gets new shoes.