Tetris Blocks
Do you see a range of black tetris blocks on a white background or a range of white tetris blocks on a black background in this optical illusion?
Find a range of awesome optical illusions here at Kids Math Games Online. Enjoy free pictures and images that deceive the eye and are sure to put your brain to work.
To save this cool optical illusion simply right click on the picture and select 'save image as'.
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