While it is possible to get worm densities up to as much as 20 kg/m 2 or 4 lbs per square foot (Edwards, 1999), the most common densities for vermicomposting are between 5 and 10 kg/m 2 (1 to 2 lbs per ft 2).
A massive open online course (MOOC) is a model for delivering learning content online to any person who wants to take a course, with no limit on attendance. A short video about MOOCs and the connected age. Recent Spotlight.
massive open online course (MOOC) A massive open online course (MOOC) is a free Web-based distance learning program that is designed for the participation of large numbers of geographically dispersed students. A MOOC may be patterned on a college or university course or may be less structured.