It's the Oesophagus, not Epiglottis |

Dr.Chris and Dr. Xand prove the internet wrong by filming a Burp!
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Operation Ouch is a science show for kids that is full of experiments and biological learnings. In this educational TV show, twin brothers Dr. Chris and Dr. Xand do science experiments for kids, to explain how the human body with all its different parts and systems works, and how medicine and medical procedures can help. It's Biology for kids in a fun format!
You can buy the book here www.amazon.co.uk/dp/B00CIVLZY... and download the series here itunes.apple.com/gb/tv-season...