The worlds were divided into discrete sections, and it often felt like you were following a very specific path. (theverge.com)
The guide may be read in its entirety (which includes the introduction and references) or in discrete sections geared to specific age groups. (developingchild.harvard.edu)
Finally, by chopping projects into small discrete sections, you are sure to be able to post a new game each and every month this year. (gamedevelopment.tutsplus.com)