so my sister is learning her bwos and she can not!!!!! pull her leeg over. everydrill, and self talk we try will not help! we have run out of ideas. could it be her flexibility or strength??????? PLZ!!! WE NEED HELP!!! SHE HAD THIS SKILL ABOUT 2 MONTHS AGO AND SUDDENLY SHE JUST CANT do it. why? we have no clue! the leg just wont come over enough! we need all the help we can get!!!!!! thx!