Just to give your students a hands-on plus research project to try out. This one has always kept my students busy for a class period or two. The info comes from the Clairmont Press textbook but you can also get the info online.
From strawberry to pecan to peach to crawfish to crab to frog to horse to rose to music to zydeco to....well, you get the idea....there in at least one festival in EVERY parish. Last I checked there are over 400 around the state year-round.