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Wednesday, January 16, 2013
Tuesday, January 15, 2013
Saturday, January 12, 2013
DISCOVER THE SOLAR SYSTEM ...
http://www.elmundo.es/especiales/2009/06/ciencia/astronomia/sistema_solar/index.html
http://www.kidsastronomy.com/solar_system.htm
http://solarsystem.nasa.gov/kids/index.cfm
http://www.planetsforkids.org/
THE EARTH ORBITS THE SUN
http://www.elmundo.es/especiales/2009/06/ciencia/astronomia/sistema_solar/index.html
http://www.kidsastronomy.com/solar_system.htm
http://solarsystem.nasa.gov/kids/index.cfm
http://www.planetsforkids.org/
THE EARTH ORBITS THE SUN