Food preservation workshop by Cooperative Extension, 1-5 p.m. at Houlton Regional Hospital. $25 fee includes materials and samples. Preregistration required. FMI: Sharon Paradis, 834-3905; 1 (800) 287-1421; sharon.paradis@maine.edu.

"Musical Memories" at Caribou Historical Center and Museum, with music and comedy from the 1940s through 1960s. Open to public 12-4 p.m.; all are welcome.

Farmers' market at Riverside Park, 8:30 a.m.-1 p.m. Vegetables, meat, eggs, baked goods and more. Concession available.

Car wash at FA Peabody by Southern Aroostook Community School fifth-graders, to raise funds for trip to Boston. Bake sale at same location.