A book of words and you can find meaning. I would use a dictionary to learn the definitions and the pronunciations
A atlas is a book of maps. I would use this to find out were i am going
A thesaurus is a book of synonyms and antonyms. I wold use this to get lots of word that are similar to others
An encyclopedia is a book facts arranged by ABC order. I would use a to learn facts bout sertan subjects.
An Almanac is a books of facts and they are arranged each year. I would use this to get facts