Below is a link to a very short survey incorporating a logic puzzle. Reading the puzzle won't take more than about 20 seconds, but to answer could well take longer!

Please distribute widely. I will share the results and their implications for HCI and User Experience.

http://www.surveygizmo.com/s3/2702734/Three-Blocks

Regards,

William Hudson
User Experience Strategist, Syntagm Ltd
Associate Lecturer, The Open University

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