• http://rubistar.com/
• http://www.eduteka.org/MatrizValoracion.php3
• http://rubistar.4teachers.org/index.php

Organizadores gráficos:

• http://www.ncrel.org/sdrs/areas/issues/students/learning/lr2grap.htm
• http://www.freeology.com/graphicorgs/index.php

• http://www.ncrel.org/sdrs/areas/as0cont.htm
• http://www.flaguide.org/
• http://www.siue.edu/assessment/links/index.shtml

• http://jonathan.mueller.faculty.noctrl.edu/toolbox/index.htm

• http://www.uprm.edu/ideal/avaluo/id24.htm