There's more truth to this than you realize. My two middle schoolers now get a number grade for science, representing whether you are on, below, or above grade

There's more truth to this than you realize. My two middle schoolers now get a number grade for science, representing whether you are on, below, or above grade level. So as a parent if I see they have a 2.5 do I get worked up or not? They've made the grade meaningless and incomprehensible.