As the excitement for the upcoming dance builds, anxieties ripple through the group: Missy skips class, Matthew throws himself headfirst into trouble—and Andrew finds himself increasingly convinced that his doppelganger harbors a sinister i…

Jessi and Jay have taken on the unusual task of raising a melon, affectionately nicknamed Missy, as if it were their own child. Elsewhere, Missy confronts a long-held fear, while Nick and another Andrew attempt to navigate the complex socia…

With a startling rush of growth, Nick found himself suddenly taller than before. Prompted by this change, Ms. Dunn led the class on an extraordinary journey – directly into the landscape of a teenage body, where they could explore the marve…

Lola’s impulsiveness led her to take the car, sparking a fierce argument between Jessi and her mother. Meanwhile, during a routine tidying of his room, Nick’s mother discovered his cherished, distinctive shirt.

A wave of melancholy from Depression Kitty gently nudged the anxious Jessi toward a place of greater ease. Meanwhile, Nick found himself drawing Devin’s gaze, and the Robotics Club was embarking on an overnight excursion.

Matthew grapples with questions of his own sexuality; Nick inadvertently makes an awkward comment; and Missy manipulates Andrew in an attempt to provoke Nate’s reaction. Meanwhile, Jessi discovers something unexpected while looking at Camde…

Connie enlisted the help of a particularly empathetic elephant to guide the children in understanding different perspectives. Meanwhile, Andrew plotted to win Missy’s affections.

When a tricky situation arises, Missy’s inventive spirit comes into play. Meanwhile, Jessi explores the importance of clear and joyful agreement. Nick embarks on an experiment to live free from pornography. And Lola orchestrates a stylish t…

To celebrate the penultimate episode, Maury and Connie are opening up the “Big Mouth” fan mail to address some of your most pressing inquiries.

As childhood fades behind them, a poignant farewell returns the young adults to their starting point—a chance to bid adieu and confront what lies ahead.