{"product_id":"the-evolution-of-useful-things-how-everyday-artifacts-from-forks-and-pins-to-paper-clips-and-zippers-came-to-beas-they-are-isbn-9780679740391","title":"The Evolution of Useful Things: How Everyday Artifacts-From Forks and Pins to Paper Clips and Zippers-Came to beas They are.","description":"\u003cp\u003e   How did the table fork acquire a fourth tine?  What advantage does the Phillips-head screw have over its single-grooved predecessor? Why does the paper clip look the way it does? What makes Scotch tape Scotch?\u003cbr\u003e\u003cbr\u003e   In this delightful book Henry, Petroski takes a microscopic look at artifacts that most of us count on but rarely contemplate, including such icons of the everyday as pins, Post-its, and fast-food \"clamshell\" containers.  At the same time, he offers a convincing new theory of technological innovation as a response to the perceived failures of existing products—suggesting that irritation, and not necessity, is the mother of invention.\u003c\/p\u003e","brand":"Penguin Random House","offers":[{"title":"Default Title","offer_id":46304380846309,"sku":"NP9780679740391","price":17.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780679740391.jpg?v=1767739238","url":"https:\/\/k12savings.com\/es\/products\/the-evolution-of-useful-things-how-everyday-artifacts-from-forks-and-pins-to-paper-clips-and-zippers-came-to-beas-they-are-isbn-9780679740391","provider":"K12savings","version":"1.0","type":"link"}