Nationals in 2012 10u Fastpitch Softball is in Moline, Illinois
A 10-u softball is 11 inches
yes you can
Birmingham vipers 02
An 11" ball is used in 10U play.
10u and down: 8u, 6u, tea ball
7U and 10U - 35ft.
10u=35 ft 12u=40ft
35 feet from the tip of home to the front edge of the pitching rubber.