Book recommendation and flashcard generation

A method for recommending reading materials based on a vocabulary of a user, the method comprising:

• creating a list of a plurality of word families for a plurality of users;
• collecting and tracking each user list of familiar word families;
• facilitating the user to navigate over a plurality of books and book collections, indicating for the books and book collections, a current share of familiar running words and a number of word families to be learned to reach various familiarity levels, wherein the books or book collections are provided by either the user or one or more system operators;
• and
• displaying a plurality of unfamiliar word families in a selected book or a book collection with a number of times those word families are used in the selected book or book collection,
• wherein the user selects the word families which the user wants to learn from the selected book or book collection, and wherein a combined share is displayed in the book or book collection of familiar running words and running words belonging to the selected word families.

A non-transitory computer-readable medium having stored thereon computer-executable instructions, which when executed by a system for recommending reading materials based on a vocabulary of a user, cause the system to execute operations, the operations comprising:

• creating a list of a plurality of word families for a plurality of users;
• collecting and tracking each user list of familiar word families;
• facilitating the user to navigate over a plurality of books and book collections, indicating for the books and book collections, a current share of familiar running words and a number of word families to be learned to reach various familiarity levels, wherein the books or book collections are provided by either the user or one or more system operators;
• and
• displaying a plurality of unfamiliar word families in a selected book or a book collection with a number of times those word families are used in the selected book or book collection,
• wherein the user selects the word families which the user wants to learn from the selected book or book collection, and wherein a combined share is displayed in the book or book collection of familiar running words and running words belonging to the selected word families.