Maintains head vertically while upright and maintains control for more than 45 degrees of backward movement with chin tucked and head in midline.
maintains head vertically while upright and maintains control for more than 45 degrees of backward movement with chin tucked and head in midline.
Maintains head vertically while upright and maintains control for more than 45 degrees of backward movement with chin tucked and head in midline.
maintains head vertically while upright and maintains control for more than 45 degrees of backward movement with chin tucked and head in midline.