Please understand that this item is used, as I have been reading it, and purchase it accordingly. There are some minor scratches on the top of the spine. Please check the images. Thank you for your understanding. ☆ Rakuraku Mercari Delivery A collection of 67 problems to train logical thinking. - Title: Logical Thinking Problems That Only Smart People Can Solve - Author: Hiroyuki Nomura - Publisher: Diamond Inc. - ISBN: 9784478119044 - Price: 1300 yen - Contents: 67 logical thinking problems - Features: Related to the recruitment exams of Google, Apple, and Microsoft Thank you for viewing.