Seeing Is Believing
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Can your eyes deceive you? Try these amazing optical illusions to find out. Look hard, then look again to see... spinning patterns-but the page isn't moving! colors that change-but do they? big and small shapes-spot the difference! Devised by an expert on brain training, these visual tricks and challenges are huge fun and quite an eye-opener! There are handy tips if you need help, plus an answer key at the back!
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