C Crack New member Apr 24, 2010 #1 i have to do 100 meter sprints, and i needed to know how long that is, can i measure it with the ciy blocks? i live downtown chicago, and i dont know where to run my sprints..
i have to do 100 meter sprints, and i needed to know how long that is, can i measure it with the ciy blocks? i live downtown chicago, and i dont know where to run my sprints..
