Quoting £egendary £ex:" How do they bowl, well the 4-yr-old? My son loves bowling but we always have the things up on the sides, ... [snip!] ... the things up on the sides, & he puts the ball down on the floor & rolls it, doesn't actually swing it the right way. "
Oh the bumpers? ya they dont use bumpers at all, only for fun games lol not for leagues. lol
She uses the two hands and swings her arms, but I taught her to swing a little to the left and she does, so the ball goes close to the gutter but curves and goes in the middle if you have the right speed. lol
And well my oldest is one handed. Lo likes doing one hand too, but its against regulations for her age group. lol