After Mr. Putter buys three goldfish and takes them home, he discovers that his cat Tabby has a serious problem with them.

One hot day, a little girl and her cat enjoy a backyard pool.

Mr. Putter is convinced to run in a senior marathon with his neighbor, Mrs. Teaberry, when he learns that second prize is a train set.

Henry's family takes in a stray cat, the ugliest cat they have ever seen, and an amazing relationship blossoms between it and their big dog Mudge.

During a big snow, Mr. Putter decides to write a mystery novel, but what he ends up with is entirely different.

While enjoying autumn weather and activities, Mr. Putter, realizing how much he misses going to school, takes his cat Tabby, their adventurous neighbor, Mrs. Teaberry, and her cake-loving dog Zeke to "Show and Tell."

Henry's puppy, Mudge, goes into the bathtub; plays with Fluffy the cat; tries to get Henry's snack; searches for his missing blanket; and wants to play with Henry who is reading; and Henry finds companionship and love in a big dog named Mudge.