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A Rainbow In The Palm Of Your Hand

Nothing too gadgety about this, I’ll admit, but it's a neat littleeffect! Flip the pages of this book, and a rainbow will appear aboveit. Each of the 36 pages has an image of the spectrum on a blackbackground which creates the illusion. Looks like it was just an artproject, but you can make your own in 10 minutes with an inkjet andsome staples.

Source: ohgizmo.comAdded: 11 March 2008