1. teacher supported
   1. live?
   2. virtual?
   3. combination
   4. on-site
2. technology
   1. how much?
   2. type
   3. only on-line?
   4. classroom tech
   5. virtual worlds
3. applicable for
   1. audience
      1. sped
      2. gifted
      3. post-secondary
      4. higher ed
      5. any/every student
4. definition of PLE
   1. definition in relationship to educational settings
      1. K-12
      2. administration
      3. university level
      4. two year college
5. history
   1. audience
   2. purpose
   3. content/context
6. curriculum
   1. content/standards
   2. context
   3. cross-curricular
   4. single subject
7. funding
   1. public
   2. private
   3. government
   4. corporate