Necker Cube And Impossible Cube

Description: An example of a necker cube and an Impossible cube one arm runs across the other but is still straight which cant happen in 3D its an optical illusion

By: Rfc1394

Date: 2008-12-29

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Necker Cube And Impossible Cube sourced from Openclipart is licensed under CC0 1.0

* Note: Date might not match original source and might be an educated guess.