how many licks to the center of a tootsie pop
That machine took an average of 364 licks to get to the center of a Tootsie Pop. Human volunteers at Purdue averaged 252 licks to reach the center. At the University of Michigan, a similar machine registered an average of 411 licks to reach the center of a Tootsie Pop, while Swarthmore College students in Pennsylvania used human test subjects, who averaged 144 licks to reach the center of the pop.