Not exactly what I was looking for but try this thread
http://www.charliefrancis.com/community/showthread.php?t=21560&highlight=endurance+kids
I hope that link works, but the thread is called Speed endurance the key to all 11/12second sprinters?
Not exactly what I was looking for but try this thread
http://www.charliefrancis.com/community/showthread.php?t=21560&highlight=endurance+kids
I hope that link works, but the thread is called Speed endurance the key to all 11/12second sprinters?