World's Grossest (UpDog Books ™)
The past was disgusting. Sewage ran into the rivers people bathed in. Doctors drank their patients' urine to diagnose them. This title has plenty of nasty facts to gross you out.
The past was disgusting. Sewage ran into the rivers people bathed in. Doctors drank their patients' urine to diagnose them. This title has plenty of nasty facts to gross you out.
