This post provides a deeper look into the ideas of transparency and learner agency, two of JumpRope’s Core Values. WHY is self-assessment important for student growth? We don’t have to look far in John Hattie’s list of 150 influences on achievement to find student self-assessment. It’s right at the top. Number one. In a system where the average effect size (ES) for one academic year is 0.40, Hattie reports that the ES for what he calls, “self-reported grades” is 1.44. He note