Similar to the Math Clock, the IQ Watch lets those unfamiliar with reading a standard clock face, but great at solving arithmetic problems, challenge themselves. No word yet on pricing or availability. Click here for first picture in gallery.

Designer Rolf Sachs has created a watch with a blackboard-style face for watch brand Fortis. According to Sachs, the concept emerged from a shop window he designed for London department store Selfridges, shown below.

[via ToxelDeezen]

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