HOW DO DISTRICTS STACK UP? California educators, you might want to check this out. Schoolzilla just released a jam-packed tool that compares how the state’s districts performed on the SmarterBalanced assessments by socioeconomic status, county and district size. (Trust us, it’s easy to get lost in this for a few hours.) Now, if only Schoolzilla would do the same for other states and their Common Core test scores, especially after the NY Times declared “‘Proficient’ means different things in different states” on Tuesday.