Piggley, Ferny, Dannan and Molly just can’t resist eating one of Mrs. Winks’s fresh-baked pies…even though she told them it was off limits. The friends decide to pool their creativity to bake a new pie before Mrs. Winks finds out. After much hard work - and a run-in with a feisty goat who refuses to share the apples in his orchard - the kids realize that a simple apology might have been easier and wiser in the long-run.

A big test is coming up in school, and Ferny and Dannan buckle down to study. But Piggley doesn't want to give up his weekend, so he decides to try to catch the legendary "Salmon of Knowledge," an all-knowing fish that can help him ace the exam.

Piggley’s father tells him an old Irish tale about fairies disguising themselves as bugs and playing tricks on anyone who harms them. Soon Piggley and Dannan are convinced that fairies have turned Ferny into a flying beetle after he inadvertently smacks a bug on his arm. While Piggley investigates and experiments with ways to keep Ferny safe, Dannan hits the books to try and find a cure - and Ferny learns how much his friends care about him.

Piggley’s favorite radio program, “Piggley Trotter, Private Eye,” inspires Piggley, Ferny and Dannan to spend many imaginative and adventurous afternoons playing detective. One particular afternoon, they work together to solve an unusual mystery: the case of “what a teacher does on his day off.”

Mr. Winks is going fishing and Piggley and his friends really want to go along. Dad doesn't think they're ready for the trip, so the three friends set out to prove that they're not only ready, they're also willing and able! They work hard to earn the privilege by doing chores around the farm, then they pull out all the stops and use their imagination to show Dad what excellent fishermen