1. Berenice Soberanes Montaño
2. Listening
   1. Voicethread
      1. Use audio in interesting ways Add audio comments with a microphone
3. Speaking
   1. Voki
      1. Create personalized speaking avatars Use them on your blog, profile, and in email messages.
4. Writing
   1. Penzu
      1. Free online diary and personal journal focused on privacy
5. Reading
   1. DF1LM
      1. Create cartoons from the default templates and formats Allows sharing messages in a funny way