Free online learning site

MentorMob.comlaunched today to help people learn virtually anything by providing a repository of cultivated, crowd-sourced educational content organized into step-by-step instruction.

MentorMob.com aggregates and organizes online educational content, such as YouTube videos, Wikipedia articles, About.com content, and more, into intuitive how-to courses. Less formal than the online instruction provided by schools and private learning companies, MentorMob topics can range from how to play a guitar to how to conduct scientific experiments.