Ripley's believe it or not!: Optical illusions
By Unknown Author.
Description
Can you trust your own eyes? Maybe... maybe not! Are the red lines straight? Is this is spiral or concentric circles? Are the coeboy & the horse facing toward you or away from you? Enter Ripley's world of optical illusions. You;ll be surprised at what you see. - from Amzon
ISBN(s)
0439512042, 9780439512046