Seeing Is Believing, PDF eBook

Seeing Is Believing PDF

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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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