What's in a number?
5 - the number of hearts in an earthworm
15 - the age of X Factor Louis Walsh when he managed his first band
20 - the number of seconds it takes for a red blood cell to circulate the entire body
437 - the average number of questions a 4 year old child asks per day
5 - the number of hearts in an earthworm
15 - the age of X Factor Louis Walsh when he managed his first band
20 - the number of seconds it takes for a red blood cell to circulate the entire body
437 - the average number of questions a 4 year old child asks per day