family vacations -- fiction

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.
Part of a series.

An ordinary family on vacation is blown into the land of Xanth by a tropical storm and must save the kingdom.