This product includes Common Core Proficiency Scales for ALL 4th Grade math standards. They are based upon Marzano's proficiency scales, but deliver a kid-friendly and parent-friendly version. They display a 1-4 scale for each Geometry standard and a description of the skills necessary for each level. These scale descriptions could be used to set goals with students and provide communication to parents of the skills necessary for proficiency and success on state summative tests. As many schools