Though longer, year-round school calendars were fairly common in the early days of American schooling, the traditional nine-month calendar prevailed as the norm by the beginning of the 20th century.

A balanced calendar, also known as year-round school, was briefly used in some Knox County Schools - and was nearly ...

Cambridge, Massachusetts, Oct. 25, 2022 (GLOBE NEWSWIRE) -- Year-round school calendars do not increase academic performance and pose a host of logistical problems that are hard for schools and ...