Thank you for viewing! This is "The Deduction Lab: A Criminal Identification Quiz Book to Cultivate Insight." It's a quiz book for children that helps develop logical thinking and insight through criminal identification quizzes. The book is structured around solving cases and troubles presented in story format, using hints to deduce the culprit and the truth. While aimed at children, the content is enjoyable for adults as well. The illustrations and layout have a Showa-retro feel, making it a charming book that evokes the quiz and mystery boom of the time. It's also recommended for Showa-retro book and children's book collectors. 【Contents】 ・Collection of criminal identification quizzes ・Includes numerous problems to cultivate logical thinking, observation skills, and insight ・Presented in a story-like format 【Condition】 ・The cover and edges show signs of aging, such as yellowing, scratches, and stains. 　There is also a large stain as shown in the 9th side photo. ・The interior has no major damage that would hinder reading. ・No writing or tears were found (please forgive any oversight). ※Please purchase only if you understand that this is a used/old book. 【Shipping】 ・Will be shipped with waterproof packaging. If you like mystery quizzes, criminal identification, and Showa-retro children's books, please consider this opportunity.