Encyclopedias
BRITANNICA ACADEMIC 
The award-winning Britannica Online delivers fast and easy access to high-quality, comprehensive information. The rich combination of the insightful Encyclopedia Britannica plus Merriam-Webster's Collegiate Dictionary and Thesaurus, magazines and periodicals, and many other research tools provides the variety of reliable sources that students need to consult when conducting thorough research all from one database.
BRITANNICA ESCOLAR 
Descubra los artculos enciclopdicos, los recursos multimedia y otros materiales de aprendizaje que apoyan la investigacin de los estudiantes y refuerzan la programacin curricular.
BRITANNICA SCHOOL 
Britannica Online School Edition gives teachers and students instant access to four complete encyclopedias and other resources that ensure consistency with classroom topics and age-appropriate language. This unique reference and learning suite also offers high-quality online learning materials that have been developed by teachers and curriculum experts. Designed for all levels of learning from elementary school through high school, Britannica Online School Edition offers students an easy-to-use gateway to the vast resources of Encyclopdia Britannica.
WORLD BOOK DISCOVER
World Book Discover offers engaging reference resources for students reading below grade level because of language or learning difficulties, with content and tools specifically developed for these students. The collection includes reference articles, text-to-speech capabilities, learning and life skills activities, research tools, multimedia, and interactive video to draw students into curriculum-related topics and subjects relevant to older students.
WORLD BOOK KIDS
World Book Kids is the premier online resource developed especially for young users. The site has been optimized for tablets and features image-based navigation, easy-to-read articles, thousands of images and videos as well as a wealth of engaging games, science projects, and activities.