Henry Huggins and his friends have problems when they hang a "no girls allowed" sign on their clubhouse.

Stevie, Carole, and Lisa are best friends and charter members of the Saddle Club. But other activities take a lot of time, will the club survive?

A group of gay and lesbian teenagers finds mutual support when they form the "Geography Club" at their high school.

Stevie is determined to teach Belle a flying change in two weeks, but the Saddle Club worries that she is overworking her horse.

The Saddle Club girls are having fun planning a Halloween bash for a group of city kids, but the excitement fades for Lisa when Stevie's old school friend, Dinah, comes to visit and starts taking over.

While visiting the racetrack stables with the Pine Hollow veterinarian, the Saddle Club uncovers a plot to harm Monkeyshines, a stallion in training for the upcoming race.

The town of Hamlet has a very unusual Christmas when aliens crash land in a UFO, escalating the competition between the rival clubs the Copycats and the Tattletales.

Lisa Atwood is faced with more responsibility than she bargained for--and plenty of danger--on her trip to the Bar None Ranch when her friend Carole falls ill during a bareback midnight trail ride.

High school friends Kai, Eva, Debbie, and Mandy form the V Club, a service organization that promotes chastity, in an effort to prove themselves worthy of winning the Treemont scholarship which requires candidates to "exemplify purity of soul, spirit, and body," but their wills are tested when an alluring boy joins the group.

Geeky tenth grader Raymond Dunne, who runs the school's lost and found booth, decides to climb the social ladder by teaming up with popular twelfth grader Jack Alexander and starting an underground club.