ISBN: 9787200133875 - 小三角是个大力士 (1 risultati)

paperback. Condizione: New. Language:Chinese.Paperback.Pub Date:2018-01-01 Pages:25 Publisher:Beijing Publishing House This book is one of the best-selling Simple Machinery series imported from Sweden. The content is concise and lively. with rich pictures and texts. It is written in the form of a picture book. As a self-study textbook for beginners (preschoolers) in mechanical drawing. it can also be used as a picture book to stimulate children's interest in science.?Little Triangle is a Hercules is about screws going t.…