Para practicar el PET ON LINE VOCABULARIO
http://cdextras.cambridge.org/ObjectivePET/start.htm
FUN FOR FLYERS; ACTIVITIES AND GAMES ONLINE
http://www.cambridge.org/es/elt/students/zones/categoryresources/item2325600/2325600842817/Exams-Cambridge-Young-Learners-English-Tests-(YLE)/?site_locale=es_ES¤tSubjectID=2325600¤tCategoryId=842&parentCategoryId=817#anchor2505890
Elementary, Intermediate, upper tests
http://www.cambridge.org/other_files/Flash_apps/inuse/EVUUpperintTest/EVUUpperintIndex.htm
grammar:
http://cdextras.cambridge.org/grammargremlins/index.html
PRONUNCIATION:
http://www.cambridge.org/other_files/Flash_apps/Pronunciation/index.htm
FUN FOR MOVERS
http://www.cambridge.org/es/elt/students/zones/resources/item2325600/?site_locale=es_ES&resourceType=2505890&resourceTypeVisibility=student¤tSubjectID=2325600&pageNo=