{"product_id":"see-ya-later-calculator-simple-math-tricks-you-can-do-in-your-head","title":"See Ya Later Calculator: Simple Math Tricks You Can Do in Your Head","description":"A book of mathemagical tricks, shortcuts, and time-savers you've always needed to make math understandable, interesting, easy . . . and fun! You'll learn dozens of ways to do math in your head - even faster than you can do it with a calculator.","brand":"Portable Press","offers":[{"title":"Bargain","offer_id":42986139746384,"sku":"9781626867581B","price":6.49,"currency_code":"USD","in_stock":false}],"url":"https:\/\/bookoutlet.com\/fr\/products\/see-ya-later-calculator-simple-math-tricks-you-can-do-in-your-head","provider":"Book Outlet","version":"1.0","type":"link"}