You can be any age but in wikihow you have to be at least 13
No you can make a wiki or account for free
Each wiki has its own database. That said, Wikia does give you the User Masthead, which allows you to fill in some information and it's automatically displayed on your userpage whenever you join a wiki.
Yes, Wikipedia is similar to WikiAnswers in the fact that there are users who can edit anything, and that they both use the Wiki format.
Without clarifying what "wiki" you are joining, it is not clear whether or not you need a Facebook account to do so. For example, you do not need a Facebook account to become a member of Wikipedia. However, you need a Facebook account to join WikiAnswers.
Wiki or Wikia is a part of Wikipedia. The Wiki for Land Of The Lost will explain everything about this movie, give facts, goofs and answer frequently asked questions.
Longest Wiki Besides WikipediaI believe the longest wiki created besides Wikipedia would have to be our own WikiAnswers.
MediaWiki is a software program that is used by people to edit Wiki style website content. This can be on Wikipedia, Wikimedia, and the Wikia website (Wikia is often based on film and television characters).
Despite the same "wiki" prefix, WikiAnswers and Wikipedia are not owned by the same companies. WikiAnswers is owned by Answers.com, while Wikipedia is owned by the Wikimedia Foundation.
Nothing.The website is free to join.
Neither copied the other. Both sites are based on the wiki concept, meaning that anyone can contribute to the content on the sites. There are lots of wiki websites on the internet.
No. A wiki is a kind of site that people can contribute to, giving information. There are lots of sites that start with Wiki in their name. Some are connected to each other, but some are not. There is no connection between WikiAnswers and WikiPedia.
A wiki, or information page for the Sony Playstation 3 video game console is accessible in multiple locations. Beyond Wikipedia, there is PS3 Dev Wiki and Wikia, which both have information about the console.