Saber/conocer:
http://www.studyspanish.com/lessons/sabcon.htm
http://www.spanishdict.com/topics/practice/78
https://personal.colby.edu/~bknelson/SLC/saber_conocer1.php
http://www.quia.com/quiz/447657.html
https://conjuguemos.com/activity.php?language=spanish&id=27&source=public&
http://www.bowdoin.edu/~eyepes/newgr/saber.htm
http://wps.prenhall.com/wl_heining_anda_1/87/22455/5748699.cw/index.html
http://www.123teachme.com/spanish_sentence_quiz/category/saber_vs_conocer
http://www.phschool.com/webcodes10/index.cfm?wcprefix=jdd&wcsuffix=0115&area=view