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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?!
Info
- verified Status: Returning Series
- person By: Unknown
- calendar_month Release Date: 2015-11-08
- video_camera_front Companies
- tag Season: Season 1
- timer Episode Runtime: 23 Mins
- star Rating: 0 / 10
- visibilityViews: 1 views
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