Bang Goes the Theory - Singing Road, Dad Dancing, DNA Family Tree

Seizoen: 4 - Aflevering: 7 / 25 - Eerst uitgezonden: 25 april 2011 - Episode ID: 556055

This episode of the series that reveals your world with a bang has a royal wedding theme. Jem builds a singing road as a present for the royal couple. Dr Yan explains the science of dad dancing. And Liz uses DNA to track her family tree right back to the earliest humans.