1
http://www.juntadeandalucia.es/averroes/colegiovirgendetiscar/profes/trabajos/silaba_tonica/silaba_tonica.html
2
http://www.genmagic.net/lengua4/pape1c.swf
3
http://www.educa.jcyl.es/educacyl/cm/gallery/recursos%20edebe/lengua/10_12_2/flash.htm?numrecurso=2
4
http://www.educa.jcyl.es/educacyl/cm/gallery/Recursos%20Infinity/aplicaciones/lengua/popup_fullscreen.htm
5
http://roble.pntic.mec.es/~msanto1/ortografia/acento.htm
6
http://clic.xtec.cat/db/jclicApplet.jsp?project=http://clic.xtec.cat/projects/ortogra/jclic/ortogra.jclic.zip&lang=es&title=Ortograf%EDa