All episodes

Jo & Abby head to New York City to attend the World's Fair. While there, Jo makes a surprising discovery with the potential to lead the girls on an entirely new adventure in the big city.

Abby & Jo explore NYC's World's Fair and meet some new faces. But, Abby quickly learns that behind the fun and smiles at the fair -- lies a tragic truth.

Jo begins her investigation into the mysterious photos she and Abby found in Uncle Bobby's letter.

Alice and Allen make a mysterious discovery that leads them to Crown Lake. Meanwhile, Jo continues her investigation and Abby encounters the danger behind "outside jobs."

Summer is heating up in NYC as Abby attends a meeting for impassioned young activists, and Jo gets asked out on a hot date.

Jo confronts the mysterious woman who's been receiving her Uncle Bobby's letters. Meanwhile, Cathy and Dwight come to terms with the reality of their relationship.

Cathy dives deeper into a mystery at Crown Lake. Meanwhile, Jo enjoys a starlit night with a special someone.

The season may be over, but it's only the beginning for many important events, places, and people in Attaway.