Arvid goes out with an easy girl

The class makes a music video for a time capsule

The IHP faces their Russian counterparts in an academic tournament. Eric must join the team to replace an ailing Jawaharal.

When Dr. Samuels is ejected from the meets, he gets Mr. Moore to take his place as coach.

Darlene and Sarah buy a car; problems with Mrs. Samuels has Dr. Samuels rooming with Charlie.

The class imagines life 20 years in the future

The class has problems on Valentine's day.

The team begins the competition without Eric, Arvid or Dennis.

Eric and Simone go on their first date.

A popular teacher has Alzheimer's

The IHP's parent's come to see how the class is taught

In Moscow, Dr. Samuels insists on study for an academic meet, while Charlie lobbies for more personal cultural experiences. (Part 1 of 2)

A high school substitute teacher takes over a class of geniuses.

Charlie moonlights as a character in late night commercials for an appliance store.

Alan and Sarah both want to be class president

Arvid's Dad teaches the honor's math class.

The class gets matched up with computer dates

The class puts out a lampoon issuse of the school newspaper

Dennis holds a sit-in for better cafeteria food after Charlie teaches a lesson on the rebelliousness of the '60s.

Charlie must pass a test in Macro Economics in order to keep his teaching license. The IHP attempt to help him.

Eric makes trouble for another teacher

Charlie's ex-flame evaluates the class

Charlie is upset when the IHP's regular teacher announces his return from sick leave.

Dennis gets to play on the football team.

The IHP are concerned when they learn a transfer student might join their class, making it necessary for one of them to leave. They fight over who it should be.

The final days before opening night are fraught with chaos: no Ronette, Mr. Mushnik MIA, one lead with laryngitis and another ready to walk just before curtain time.

An accomplished journalist alumnus visits.

Maria hides her intelligence from a hunk she is dating

Ms. Meara teaches a class on marriage

Arvid sends his penpal Eric's picture

Arvid starts to daydream about Lori and it affects his schoolwork

Viki gets much-needed help on a home-ec project from Eric, who prefers to hide his talents for fashion design and construction.

The spirit of "Hair" leads the cast to go on with the show in defiance of Mrs. Hartman, who explains her objection to Charlie.

Hall monitor Arvid has daytime nightmares of a personal high noon after a bully he cited for loitering demands a showdown - at high noon.

Arvid decides to return to Houston, where Dennis once again steps into the spotlight that should be on Arvid.

Simone and Eric have eyes for others, but neither agrees with friends that honesty is the best policy.

Charlie teaches the class about grief.

The IHP welcomes a brilliant new student--until he voices his opinion about the Academic Olympic team.

Bully Zach may have Arvid's missing gun. (Part 2 of 2)

With just one history paper keeping her from joining the honors program, T.J. makes a pact with the Devil, who delivers the paper and more--until pay-back time.

Night-class students Charlie and Eric each think they are the apple of the teacher's eye when she joins them for after-class coffee.

Simone's reputation suffers when Alex lies to his friends about a romance with her.

At Christmas, Billy helps Viki find her birth mother, but the woman doesn't want to see her.

Billy tries the personals ads.

Billy fakes a heart attack to circumvent a health-insurance bureaucrasy; the IHP girls try writing a romance novel.

After Billy is robbe, he has the class write papers on gun control, leading Arvid to a harrowing experience when he buys a gun for the assignment. (Part 1 of 2)

The class learns T.J. is more than just a contemporary-style musician when Billy discovers her operatic talent.

Charlie receives a love note from a secret admirer he suspects is in the IHP.

Charlie doesn't return for the new school year and the Kids are wondering where's Charlie? Charlie found an acting gig and left and now the students have a new teacher, Billy MacGregor.

Arvid goes out with gorgeous Viki.

Jasper's overprotective parents hire a babysitter for him -- and to his mortification, it turns out to be Sarah.

Darlene promises to treat the class to an elaborate farewell dinner, but then finds her credit card revoked.

It's the first day back at school and there are some new additions to Mr. Moore's class.

Viki tells Charlie she's got a crush on him, but Alan gets the impression that he's the one she wants to squeeze.

The head of the English department takes some not-so-subtle action against Charlie's choice of "Hair" as the semester production.

Infatuated with a model, Alan determines to meet her, but the result is not a model relationship.

Aristotle's work videotaping a wedding garners him interest from an agent--of the FBI, who wants a copy.

When Alan is caught cheating, Billy has the class act as a jury to decide his punishment.

Arvid's infectious flu may keep the class from performing in a Shakespeare competition.

Certain members of the class suspect Alex of stealing Darlene's antique ring.

Charlie thinks he sees his dead uncle

The IHP class behaves obnoxiously when their bus breaks down at a rural truck stop.

Arvid and Dennis meet Buzz Aldrin while at the Johnson Space Center presenting their experiment, which may be included in a shuttle mission.

T.J. and Alex look like a shoo-in to win the all-city dance contest, until Alex takes a fall--academically.