12 days of Christmas, 12 inches in a foot, 12 disciples of Jesus, 12 pennies in a shilling, 12 months of the year… it’s fair to say we do like the number 12. But why exactly do we choose to divide up the year into 12 months? And why are there 12 hours on a clock-face? Find out in the latest edition of Funbers!

You can listen to all of the Funbers episodes from the ongoing series with BBC Radio Cambridgeshire and BBC Radio Oxford here.