Cheaper By The Dozen -

: Frank used his children as "guinea pigs" for his theories, teaching them Morse code and even filming them performing household chores to find the quickest methods.

Cheaper by the Dozen is a semi-autobiographical novel published in 1948 by Frank Bunker Gilbreth Jr. and Ernestine Gilbreth Carey. It chronicles the unique upbringing of the authors in a household of 12 children, led by their parents, Frank and Lillian Gilbreth, who were world-renowned efficiency experts. The Core Premise Cheaper by the Dozen

: The children used a formal council to vote on family decisions, though the father often used his authority to sway the results. : Frank used his children as "guinea pigs"

The story centers on the Gilbreth family's life in Montclair, New Jersey, during the 1920s. The father, Frank Sr., is obsessed with "time and motion study" and attempts to run his large family with factory-like efficiency. This leads to numerous comedic and chaotic situations, such as: It chronicles the unique upbringing of the authors