{"product_id":"number-fill-ins-brain-exercises-9798640434958","title":"Number Fill-Ins Brain Exercises","description":"Number Fill-Ins Brain Exercises.This book is filled with 100 Number Fill-Ins puzzles. These puzzles are suitable for all age. The goal is simple: fill a grid with the number from a list. Easy ? Yes, but solving this puzzle requires judgment, a keen eye and also a little bit of patience. Exactly what you need to cultivate to have a good mental shape.  This book has 100 puzzles printed in large print to stimulate your brain not to strain your eyes. Also each puzzle has a hint already written in the grid. You will be delighted by this book.\u003cbr\u003e","brand":"Independently Published","offers":[{"title":"Default Title","offer_id":50440057061650,"sku":"9798640434958","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_81a7c63d-3540-4c0a-b410-3c5ecf27e32b.jpg?v=1729657162","url":"https:\/\/surprise-castle.myshopify.com\/products\/number-fill-ins-brain-exercises-9798640434958","provider":"Surprise Castle","version":"1.0","type":"link"}