I think this is the pattern set diagonally. They have pieced some of the borders and filled in the sides. It's a controlled scrappy. I can't find the pattern name but it's fairly simple. Check out Quiltville. It looks like something she might do.
4 Square Pinwheel Block
[ATTACH=CONFIG]97398[/ATTACH]
4 Square Pinwheel Quilt
[ATTACH=CONFIG]97399[/ATTACH]