People talk a lot about germs, but what actually are they?
Open the pages of this friendly book to find out. Discover what bacteria and viruses are, how they can spread and lots of different ways we to stop them.
內容簡介
People talk a lot about germs, but what actually are they?
Open the pages of this friendly book to find out. Discover what bacteria and viruses are, how they can spread and lots of different ways we to stop them.
同系列:
BODY & GERMS





此商品暫時沒有評價