Horrible Science

Poo, pizza and disgusting germs! Why do we poo and how does digestion work? Who was Louis Pasteur and how did he help? Mark arrives at the studio with terrible stomach pains and asks The Shrinkings Scientists to find out what's wrong with him - in their toughest mission yet Dr Sensible, Professor Small and Junior get ready to fly up Mark's nose to investigate.

All Episodes - Season 1

Episode 1

Deadly Diseases

Episode 2

Abominable Blood

Episode 3

Chemical Chaos

Episode 4

Space, Stars, and Slimy Aliens

Episode 5

Wasted World

Episode 6

Gruesome Guts

Episode 7

Microscopic Monsters

Episode 8

Bulging Brains

Episode 9

Sounds Dreadful

Episode 10

Vicious Veg