Sociology 2,219

Family & Relationships 1,501

Religion & Spirituality 1,406

Health & Fitness 1,350

Cooking & Food 1,313

Essays 1,186

Performing Arts 1,079

Psychology 1,071

Study Aids & Workbooks 1,016

Language Arts 966

Science 943

Reference 938

Humor (Nonfiction) 751

Sports & Recreations 741

New Age 728

Military 692

Literary Criticism 678

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Travel 638

Christian Nonfiction 563

Medical 559

Art 539

Philosophy 500

Economics 480

Music 452

Education 437

Computer Technology 397

Finance 376

Women's Studies 367

Nature 344

Self Help 342

Foreign Language Study 340

Technology 340

Careers 292

Crafts 264

Home Design & Décor 235

Pets 204

Multi-Cultural 202

Law 198

LGBTQIA+ (Nonfiction) 179

African American Nonfiction 157

Gardening 122

Photography 85

Games 82

Judaica 82

Architecture 68

Writing 61

Entertainment 55

Mathematics 54

Transportation 54

Management 51

Physics 50

Engineering 41

Media Studies 38

Non-English Nonfiction 38

Grammar & Language Usage 31

Ethics 29

Marketing & Sales 27

Children 22

Chemistry 19

Antiques 19

Sales & Marketing 18

Geography 15

Foreign Language Study - Spanish 15

Gender Studies 15

Psychiatry 11

Current Events 10

Foreign Language Study - Italian 9

Psychiatry & Psychology 8

Crime 7

Foreign Language 7

Foreign Language Study - Japanese 6

Professional 6

Foreign Language Study - French 5

Analysis 5

Foreign Language Study - English 4

Human Rights 4

Foreign Language Study - Chinese 2

Foreign Language Study - German 2

Foreign Language Study - Korean 2

Literature 2

Research 2

Scholarly 2

Text Book 2

Thriller 1

Journalism 1

Historical Fiction 1

Inspirational 1

Report 1

LGBTQIA+ (Fiction) 1

Humor (Fiction) 1

Child Development 1

Social Media 1

Criticism 1

Fantasy 1

Feminist 1

Antiquarian 1

Literary Anthologies 1

Outdoor Recreation 1