Almanacs, Dictionaries, and Encyclopedias
Information Please Almanac
Search or browse through topics in the Information Please Alamanac or Columbia Encyclopedia, and look for definitions in the dictionary.
Merriam Webster Dictionary
Type your word and get definitions and synonyms from the Merriam Webster Dictionary and Thesaurus.
A research database for elementary and middle school students, featuring encyclopedias, a dictionary, magazine articles, pictures, and more
World Book Online
Search encyclopedia articles and look for maps in World Book's interactive atlas.