Igneous Rock Identification Quiz:
http://hs-staffserver.stjames.k12.mn.us/~fraken/Earth%20Science%20Files/Grade%208%20Practice%20Quizzes/igneousrockquiz.html
Metamorphic Identification Quiz:
http://hs-staffserver.stjames.k12.mn.us/~fraken/Earth%20Science%20Files/Grade%208%20Practice%20Quizzes/metamorphicrockq.html

Sedimentary Identification Quiz:
http://hs-staffserver.stjames.k12.mn.us/~fraken/Earth%20Science%20Files/Grade%208%20Practice%20Quizzes/sedimentaryrockq.html