The username for all of these resources is alvord .
The password is also alvord .
All lowercase letters for both username and password.
Here are the login addresses:
Encyclopedia Britannica Online (all levels) http://school.eb.com
Spanish Encyclopedias (two levels) http://spanish.eb.com
Spanish Juvenile Encyclopedia http://spanish.eb.com/juvenil
Elementary Encyclopedia http://school.eb.com/elementary
Comptons Middle School Encyclopedia http://school.eb.com/comptons
High School Encyclopedia http://school.eb.com/eb
Encyclopedia Britannica Concise Edition Mobile page for smartphones : http://m.eb.com/