This document lists the names José Ospina and Carlos Pedraza with their email addresses, and presents an activity to John Alexander Caraballo Acosta from the website www.aulaclic.es/power2007/index.htm. It also includes a link to Carlos Pedraza's blogspot blog.

1. José Ospina [email_address] 20 Carlos Pedraza [email_address] 21 Presentado a: John Alexander Caraballo Acosta Actividades de www.aulaclic.es/power2007/index.htm BLOG: http://carlosdanielpedraza.blogspot.com

4. Power point