IAR English language arts and mathematics assessment resources for teachers. Teacher Resources ELA Writing Rubrics ELA Blueprints Understanding ELA Claims and Reporting Categories Evidence Statements (click on Test Design) ELA Performance Level Descriptors Math Math High-Level Blueprints Math Claims Structure Math Task Types Evidence Statements (click on Test Design) Math Performance Level Descriptors Additional Resources Illinois Learning Standards Illinois Digital Item Library New Meridian Released Items Cut Score Tables IAR Testing Times Illinois Training Management System