Google Experiments with Search "Wonder Wheel"

Over at Google Blogoscoped, Tony Ruscoe & Philipp Lenssen have uncovered a Google Experiment called the "Wonder Wheel." The experiment shows related searches. Ruscoe and Lenssen offered up screenshots using the search term "comic books."

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Wonder Wheel is reminiscent of the concept (though not the visual implementation) behind Quintura.

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Related Reading:
Google's Search Experiments are Sometimes Subtle