Rank
14 1
Visitors
1.37B 94.2M

Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

Industry
Rank
231 8
Visitors
110M 3.3M

Learn how to do anything with wikiHow, the world's most popular how-to website. Easy, well-researched, and trustworthy instructions for everything you want to know.

Rank
307 14
Visitors
85.2M 3.3M

Wikimedia is a global movement whose mission is to bring free educational content to the world.

Rank
834 152
Visitors
34.7M 6.9M

Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Rank
884 140
Visitors
32.9M 5.5M

The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

Rank
1,463 437
Visitors
20.9M 7.9M

Wiktionary.

Rank
1,630 213
Visitors
19M 2.5M

SAGE is a global academic publisher of books, journals, and a growing suite of library products and services.

Rank
2,252 400
Visitors
14.2M 1.9M

HowStuffWorks explains thousands of topics, ranging from the flu to black holes to conspiracy theories, with video and illustrations so you can learn how everything works.

Industry
Rank
2,444 64
Visitors
13.2M 318.7K

Hudong.com is ranked number 2444 in the world, hosted in China and links to network IP address 124.243.228.178.

Rank
3,017 344
Visitors
10.9M 1.3M

Answers.com is the place to go to get the answers you need and to ask the questions you want

Rank
3,780 2K
Visitors
8.9M 3.4M

無料ウェブ百科事典。VOYAGEGROUPと朝日新聞社が運営。出典を明確にした信用性を重視。

Rank
4,814 212
Visitors
7.2M 272.7K

Reference.com is the #1 question answering service that delivers the best answers from the web and real people - all in one place.

Industry
Rank
5,405 517
Visitors
6.5M 509.9K

Learn how to do just about everything at eHow. Find expert advice along with How To videos and articles, including instructions on how to make, cook, grow, or do almost anything.

Rank
5,432 1K
Visitors
6.4M 2.9M

Reach your academic happy place with access to thousands of textbook solutions written by subject matter experts.

Rank
7,064 1K
Visitors
5.1M 862.5K

Wikisource.

Industry
Rank
8,816 283
Visitors
4.2M 116.7K

Dotdash's brands help over 100 million users each month find answers, solve problems, and get inspired. Dotdash is among the fastest-growing publishers online.

Rank
9,029 5K
Visitors
4.1M 1.5M

India Map - Maps of India is the largest resource of maps on India. We provide political, travel, outline, physical, road, rail maps and Information for all states, union territories, cities, districts and villages.

Rank
9,459 598
Visitors
3.9M 209.7K

Explore | FANDOM.

Rank
9,604 2K
Visitors
3.9M 958K

Wikibooks is a Wikimedia community creating a free library of educational textbooks that anyone can edit.