Everyday, we use our eyes and ears to explore the world around us. But how do these sensory organs work In his trademark format, acclaimed science writer Seymour Simon concisely explains the vital functions of seeing and hearing. Fifteen vivid full-color photographs feature the eyes and ears, while six detailed illustrations label their essential parts. Readers will also enjoy two mind-boggling optical illusions that demonstrate the brain’s role in vision.

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Tr 0-688-15303-8