Adjectives and word order:
Explanation of the ordering of adjectives: http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/adjord.htm
http://www.grammar.cl/english-games/adjective-word-order-basic.htm
Adjective Phrases:
http://www.quia.com/quiz/268697.html?AP_rand=1038859932
Adjective Clauses:
http://www.grammar-quizzes.com/clauses-1.html
http://www.grammar-quizzes.com/clauses-6.html
Recognizing clause types
http://www.softschools.com/quizzes/grammar/recognizing_subordinate_clause_types/quiz3642.html
Do more Adjective Clause exercises
https://laney.edu/deborah-brooks/weblinks-lesson-sets-by-topic/adjective-clauses/
Watch Annie’s “pencast” on identifying and non-identifying clauses
http://www.livescribe.com/cgi-bin/WebObjects/LDApp.woa/wa/MLSOverviewPage?sid=pX7JrD8bz2s7