爸爸妈妈，你家孩子总会缠着你问这些问题吗？
为什么会长蛀牙？为什么磕碰过后，皮肤会青一块紫一块？为什么有时候会不停打嗝？
在这本书里，以上统统都有科学有趣的答案！
中国法国获奖绘本。

Mom and Dad, do your children always pester you to ask these questions?
Why do tooth decay grow? Why does the skin become blue and purple after the bump? Why do I keep hiccups sometimes?
In this book, all of the above have scientific and interesting answers!
Award-winning picture books in China and France.