Some vinyl records have cleverly arranged grooves to delight and confuse the listener. Here's my collection. Listen to the radio show here: http://festivalofthespokennerd.com/tvradioshow/domestic-science/ Read about other strange grooves here: https://en.wikipedia.org/wiki/Unusual_types_of_gramophone_records#Unusual_grooves Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ Buy nerdy maths things: http://mathsgear.co.uk/