What was the school book published in Massachusetts and used for many years in American schools?

The school book published in Massachusetts that was widely used in American schools for many years is the "New England Primer." First published in the 17th century, it served as a foundational text for teaching reading and moral values to children. The Primer included alphabet lessons, religious teachings, and simple verses, making it a staple in education for generations. Its influence extended beyond Massachusetts, impacting educational practices throughout the United States.