{ "item_title" : "Grube's Method of Teaching Arithmetic", "item_author" : [" Levi Seeley "], "item_description" : "This book provides a comprehensive guide to August Wilhelm Grube's innovative method of teaching arithmetic. It offers clear explanations and illustrations of the method itself, as well as the improvements made by Grube's followers in Germany. For anyone interested in the history of mathematics education, this book is an essential resource.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/1/02/201/698/1022016989_b.jpg", "price_data" : { "retail_price" : "18.95", "online_price" : "18.95", "our_price" : "18.95", "club_price" : "18.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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