Yes, I believe so.
Yes In 2012, you can sign up for free!
It's toally free.
Yes, as long as you are over 13
quibblo himself... i don't know his acutall name but his name is quibblo on qibblo.com.
cineble is not free, they automatically sign you up for a monthly charge after the "free" sign up
Yes, it is completely free to sign up for this website. WikiAnswers
NO
No, you can sign up for free. Of course, everything on it costs money, but signing up is free.
Quibblo is a website were you make and do quizzes.you can also create a profile if your over 13 years of age
Tumblr is free to sign up and use. You can pay for themes but there is a large collection of free themes to choose from.
Yes it is free.
You can do free sign up at Linked.