1 Demsal
10 Episode
Horrible Science - Season 1 Episode 9
Bang, crash, wallop! What is a sound? How do we hear? How do our ears work? Inventor of the telephone Alexander Graham Bell joins the team in the studio to talks telephones and...er.. metal detectors?!
- Sal: 2015
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- Avdan: Alexander Armstrong, Tom Bell, Letty Butler, Jason Forbes, Eleanor Lawrence, Chris Martin
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