Antonyms and Fact or Opinion Games

http://school.eb.com/lm/games/GE_2_6/GE_2_6.htm - Antonyms

http://www.abcya.com/synonyms_antonyms.htm - Antonyms

http://pbskids.org/arthur/games/factsopinions/ - Fact or Opinion

http://www.quia.com/pop/12709.html - Fact or Opinion