Colouring page : Triangular shapes
An illusion of relief with nested shapes
Eye and optical illusion - portrait format
Eye and optical illusion - landscape format
Optical illusion : Wavy Rotary movement
Printable colouring sheet : Hypnotic face
A very hypnotic coloring page !
With this optical illusion, we lose the north
A temporal portal or just An optical illusion ?
Strange Vortex to print and color !
The meeting of three cubic symmetrical and geometric structures
Printable colouring page : Interlocking Squares
Colouring page : An example of Op Art
The famous drawing "Relativity" by Mc Escher ... Where is the beginning? The end ?
Op Art is the art of optical illusions ... her is the proof !
A good example of Op Art drawing, by Jean Larcher
An Op Art drawing to color ... easy and relaxing
Op Art incredible Drawing by Jean Larcher
Great black & white drawing to color
A simple drawing ... Op Art style
A very strange star ... Optical illusion !
Another Optical Illusion to print & color
Adult Coloring page, easy but very unique
Simple coloring page with few forms with an impression of relief
Picture : Optical Illusion ...
Optical illusion ...with style
Op Art drawing by Jean Larcher - 2
Op Art coloring (by the artist Jean Larcher)
Strange structure to color
Black & white optical illusion
A hand that seems out of the drawing !
Hypnotic and complex coloring page
Coloring picture base on strange shapes that seems to move !
A great impression of relief
Totally Hypnotic coloring page