From On the Banks of Plum Creek, by Laura Ingalls Wilder:
Then Ma took them into the bedroom. She knelt down by the box where she kept her best things, and she took out three books. They were the books she had studied when she was a little girl. One was a speller, and one was a reader, and one was a 'rithmetic.
She looked solemnly at Mary and Laura, and they were solemn, too.
"I am giving you these books for your very own, Mary and Laura," Ma said. "I know you will take care of them and study them faithfully."
Imagine a world where textbooks could be handed down from mother to daughter. How did the publishers make money?
Those of us with late readers in the family will be pleased to hear that Laura was at least 7 when she started school in Plum Creek, and she barely knew the alphabet. Her future husband Almanzo was still in the primer class at the age of 9. It doesn't seem to have held them back much ...