franto.com

Here are list of games based on Flickr photo service:

• List of games on Flickr.com
• Matchr game – pair pictures in puzzle with same Tags
• Fastr game – Guess picture tag
• Flickrball – remember going on scavenger hunts as a kid? Well, now you can do it as an adult through the magic of Flickrball.
• Flickr Fight – enter two search terms or choose from predetermined fights and see which terms has more images on Flickr.
• Flickr Memotest – a memory game which selects random images for each puzzle.
• Flickr Sudoku – who doesn’t love a game of Sudoku, particularly when it uses images of hamsters!
• Memry – unlike the Memotest, Memry lets you select what images to use and is a tad prettier.

You can Fastr game on your site, here is example:

Enjoy.