To relieve the boredom of a long, hot summer, Mr. Putter and his cat Tabby join their fun-loving neighbor, Mrs. Teaberry, and her mischievous dog Zeke on an adventurous sightseeing boat cruise.
Nine-year-old cousins Rosie, Lily, and Tess spend their winter vacation learning to sew with their neighbor Mrs. White and preparing for a special winter solstice dinner with Aunt Lucy and her boyfriend Michael.
While staying with their aunt for a year, three nine-year-old cousins keep busy baking and selling cookies, putting on a poetry and singing performance, and trying to encourage a romance between their aunt and one of their former customers.