Are you tired of guessing why the units and lessons are in the order they are in Open Up Resources/Illustrative Mathematics?  This resource organizes all of the concepts across the grade level in a concise, visual way to help you make sense of the path for grade level understanding in the context of previous learning! With this resource, you can see how concepts your students learned in the past relate to the grade level concepts AND how the concepts build on each other across each unit. * This