Let's-Read-and-Find-Out Science 1: Sid the Science Kid: A Cavity Is a Hole in Your Tooth

Jodi Huelin

出版社：HarperCollins

出版时间：2010-03

ISBN：9780061852633

词汇量：1146

页数：32

类别：科普百科，人体

虚构：非虚构

开本：16

阅读年龄：阅读年龄 5-6岁 (21.2%), 6-7岁 (18.5%)

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Let's-Read-and-Find-Out About Teeth Have you ever wondered what would happen if you never brushed your teeth? Why do you need your teeth to be strong and hard? Read and find out all about teeth with Sid the Science Kid!

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