Sudoku Puzzle Book for Adults Easy to Hard with full Solutions 11.65x8.5x0.51 Specifications:1020 Sudoku puzzles (Easy, Intermediate, Hard & Insane levels).2 Extra bonuses.Suitable for all levels: Beginner to expert.Includes instructions: how to play sudoku for the first time.12 Puzzles per One page.High-quality print.Premium cover designProduct Description:Sharpen your problem-solving skills and improve your mental sharpness!Challenge yourself with hours of fun and engaging puzzles.Transform your overall approach to life and gain a greater sense of clarity.Become a master of sudoku and impress your friends. Shipping & Handling:Processing Time: 3 – 5 business days.Standard US Shipping Time: 2 - 9 business days.Shipping Time WW: Average 7 - 10 business days, maximum 15 business days for some location.Term of Sale:We reserve the right to deny payment from unverified PayPal accounts or any suspicious or fraudulent activity.We reserve the right to end the auction earlier when there is problem with the item.We will make refund / reshipment if there's defect on our product or if we sent the wrong size/product code. Buyer should send picture(s) of the item(s) that have problem for our reference.Shipping charges are not refundable. Feedback:Positive feedback will be given once payment received.If you are satisfied with our product please kindly leave us a positive feedback and good ratings.If you have any issue / problem with our product, please contact us and give us a chance to solve your problem before leaving any neutral or negative feedback. Contact Us:Should you have any question please do not hesitate to send message on eBay. We will reply you within 24-48 hours and make sure you will have a good experience having business with us.