Mix

http://www.funbrain.com/kidscenter.html

www.gameaquarium.com

www.freerice.com

http://www.sheppardsoftware.com/

ELA

www.spellingcity.com

http://www.gamequarium.com/partsofspeech.html

http://www.bbc.co.uk/skillswise/words/grammar/sentencebasics/whatisasentence/flash6.shtml

http://www.bbc.co.uk/skillswise/words/grammar/

http://www.bbc.co.uk/skillswise/words/grammar/texttypes/instructions/game.shtml

http://www.savethecomma.com/game/

Math

www.multiplication.com

http://britekidsonline.com/demo/demo_glory/FreeDemo/Demo/LevelF/5_Z7_2.htm

http://teachingtreasures.com.au/maths/algebra%20flashcards/algebra-flashcards.htm

http://www.ixl.com/math/grade/second/

http://www.ixl.com/math/grade/third/

http://www.ixl.com/math/grade/fourth/

http://www.ixl.com/math/grade/fifth/

http://www.ixl.com/math/grade/sixth/

http://www.funbrain.com/tens/index.html

http://www.gamequarium.com/placevalue.html

http://www.bbc.co.uk/education/mathsfile/shockwave/games/train.html

Science and Social Studies

http://www.cellsalive.com/cells/cell_model.htm

http://www.harcourtschool.com/activity/elab2004/gr6/10.html

May 2011

 http://jmathpage.com/JIMSMeasurementlengthmassvolume.html

http://www.onlinemathlearning.com/measurement-games.html

http://www.superteachertools.com/speedmatch/online/game21013/

 http://www.superteachertools.com/speedmatch/online/game21014/

 http://www.superteachertools.com/speedmatch/online/game21015/