"Mastery is key, as well. Sanders said the old state standards required her to cover so much material that she would have to move on to the next item, regardless of whether some students did not fully understand a concept.
Now she regularly checks to see how well kids are doing instead of waiting for tests at the end of a unit, which would grade them but not give much opportunity to shore up weak spots before moving on.
“I don’t think that we expected that all of them could do it,” Sanders said. Now, I’m not moving on until they all master it in some way or they show some growth.”