ISBN: 9787570444106 - （2022版）小学数学思维训练1-6年级（全6册） 思维逻辑拓展应用 闯关模式 16开大开本 大字护眼【正版】b (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback.Pub Date:2022-04-01 Pages:96 Publisher:Beijing Education Press Effective promotion and expansion. using the form of checkpoints. guides primary school students to actively explore the mysteries. The questions of each level are rich and refined. and the content is novel and diverse. The small column Cultivation Secrets summarizes the knowledge points and practical problem-solving methods of each question type; in Self-training. the example questions are analyzed and .…