Check Out 40 Funny Optical Illusions - 4 views
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Marja Oilinki on 25 Nov 13Another post dedicated to optical illusions, many of us interested in this topic. Optical illusions created our mind, which is like the easiest way to look at
http://padlet.com/wall/psyka3 (Ideoiden kokoamiseen myös käytössä ilman kirjautumista)