2025-04-27T21:00:32Z https://www.classroom20.com/video/video/listForContributor?screenName=0yj9fbcwd4s6v&rss=yes&xn_auth=no tag:www.classroom20.com,2009-04-07:649749:Video:322514 2009-04-07T06:09:49.433Z Luis Lizama https://www.classroom20.com/profile/LuisLizama

<a href="https://www.classroom20.com/video/lets-save-energy"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1940672394?profile=original&amp;width=128&amp;height=96" width="128" height="96" alt="Thumbnail" /><br /> </a><br />Dear Colleagues,<br /> Is a competition that I am organizing in Spain and Europe to teach at schools and families howto save energy and promote the sustainable energy in the society.

<a href="https://www.classroom20.com/video/lets-save-energy"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1940672394?profile=original&amp;width=128&amp;height=96" width="128" height="96" alt="Thumbnail" /><br /> </a><br />Dear Colleagues,<br /> Is a competition that I am organizing in Spain and Europe to teach at schools and families howto save energy and promote the sustainable energy in the society. tag:www.classroom20.com,2008-12-24:649749:Video:238713 2008-12-24T10:24:17.275Z Luis Lizama https://www.classroom20.com/profile/LuisLizama

<a href="https://www.classroom20.com/video/bridging-insula-meeting-sofia"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1940667784?profile=original&amp;width=128&amp;height=96" width="128" height="96" alt="Thumbnail" /><br /> </a><br />Project meeting:<br /> Some short video minutes in the Bridging Insula Meeting in Sofia, Bulgaria.<br /> Luis Lizama

<a href="https://www.classroom20.com/video/bridging-insula-meeting-sofia"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1940667784?profile=original&amp;width=128&amp;height=96" width="128" height="96" alt="Thumbnail" /><br /> </a><br />Project meeting:<br /> Some short video minutes in the Bridging Insula Meeting in Sofia, Bulgaria.<br /> Luis Lizama