KidSafe Play
Quản lý con 👶
Ngôn ngữ
EN VI
Đăng nhập
Sticky plasters, called band-aids, were invented in 1920.

Sticky plasters, called band-aids, were invented in 1920.

A man made them so his wife could cover small cuts by herself. Now people all over the world use them every day.

🎡 Tất cả điều thú vị về Ở bệnh viện →

Thêm điều thú vị về Ở bệnh viện

An x-ray takes a special picture of the bones inside you. An x-ray takes a special picture of the bones inside you. A cast keeps a broken bone still so it can heal. A cast keeps a broken bone still so it can heal. A thermometer checks if your body is too warm. A thermometer checks if your body is too warm. The very first ambulances were pulled by horses. The very first ambulances were pulled by horses.