There are 2 books in the Cheaper by the Dozen Series series. The newest book is Belles on Their Toes which came out in 1984.

1
Cheaper by the Dozen

By Frank B. Gilbreth Jr. , Ernestine Gilbreth Carey ,

Book cover of Cheaper by the Dozen
The #1 New York Times–bestselling classic: A hilarious memoir of two parents, twelve kids, and “a life of cheerfully controlled chaos” (The New York Times).

Translated into more than fifty languages, Cheaper by the Dozen is the unforgettable story of the Gilbreth clan as told by two of its members.…
When you buy books, we may earn a commission that helps keep our lights on (or join the rebellion as a member).

2
Belles on Their Toes

By Frank B. Gilbreth Jr. , Ernestine Gilbreth Carey ,

Book cover of Belles on Their Toes

Life is very different now in the rambling Gilbreth house.When the youngest was two and the oldest eighteen, Dad died and Mother bravely took over his business. Now, to keep the family together, everyone has to pitch in and pinch pennies. The resourceful clan rises to every crisis with a…