Grammar Ninja
http://www.kwarp.com/portfolio/grammarninja.html
Grammar Gorillas (choose grades 6, 7, or 8)
http://www.funbrain.com/cgi-bin/gg.cgi?A1=m&A2=0&A3=0&AFUNCT=0&ALEVEL=1
http://ereadinggames.com/orpheus/
http://ereadinggames.com/poetry-cat/
http://www.wordgametime.com/games/7th-grade-crossword-puzzles
http://www.wordgametime.com/games/poem-analysis
http://www.wordgametime.com/games/poetry-recreate
http://www.wordgametime.com/games/the-typing-of-the-ghosts
http://www.wordgametime.com/games/word-scramble
http://www.wordgametime.com/games/word-scramble-2
http://www.wordgametime.com/games/word-frog
http://www.wordgametime.com/games/q-box
100 Most Common SAT words
http://education.yourdictionary.com/for-students-and-parents/100-most-common-sat-words.html
Most common PSAT words
https://www.vocabulary.com/lists/173764
Free Rice Vocabulary Game
http://freerice.com/#/english-vocabulary/1398
Increase your vocabulary
Visual Vocabulary
Prefix game
http://www.manythings.org/wbg/prefixes-mw.html
Root word Matching
http://www.vocabulary.co.il/root-words/middle-school/root-word-meaning-match/