http://arcademicskillbuilders.com/games/ratio-stadium/ratio-stadium.html
Proportions Battleship http://www.quia.com/ba/83811.html
Rags to riches proportions http://www.quia.com/rr/192821.html
skillwise ratios and proportions http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/flash1.shtml
ratios and proportions quiz http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/quiz.shtml
Thinking Blocks word problems http://www.thinkingblocks.com/TryIt.html
Gamequarium % games http://www.gamequarium.com/percent.html
Changing between fractions, decimals and % http://www.mathgoodies.com/lessons/vol4/challenge_vol4.html
Cyberchase % game http://pbskids.org/cyberchase/games/percent/percent.html
% to fractions http://www.mathplayground.com/matching_fraction_percent.html?