Wikipedia:Core topics, inner levels

This is intended to list about the top 45 most important Wikipedia topics. The numbers in parentheses indicate how many topics are listed in each section.

This list is adapted from one made earlier by Larry Sanger.

Also see Wikipedia:Version 1.0 Editorial Team/Core topics, for a list of about 150.

Applied Arts and Sciences, 14

1. Technology, 4
   1. Computer science
   2. Engineering
   3. Transport
2. Miscellaneous, 10
   1. Agricultural Science
   2. Architecture
   3. Business and Industry
   4. Communication
   5. Education
   6. Family and Consumer Science
   7. Health Sciences
   8. Law
   9. Library and Information Science
   10. Public Affairs

Everyday life, 9

1. Cooking
2. Entertainment
3. Game
4. Hobby
5. Leisure
6. Personal life
7. Recreation
8. Sports
9. Tourism

Humanities, 15

1. Humanities miscellaneous
   1. Classics
   2. Critical theory
   3. Religion
2. Arts miscellaneous
   1. Literature
   2. Painting
   3. Sculpture
   4. Visual arts and design
3. Performing arts
   1. Dance
   2. Film
   3. Music
   4. Opera
   5. Theater

Mathematics, Natural Science and Philosophy, 9

1. Astronomy
2. Astrophysics
3. Biology
4. Chemistry
5. Earth Sciences
6. Mathematics
7. Philosophy
8. Physics
9. Statistics

Social Sciences, 10

1. Anthropology
2. Archaeology
3. Economics
4. Geography
5. History
6. Linguistics
7. Political Science
8. Psychology
9. Sociology