Why You’ll Love This 8th Grade ELA Book for 2023-24 IAR Test Prep. Excel in 40+ Essential ELA Skills: Master key ELA concepts including Reading: Literature, Reading: Informational Text, and Language. This comprehensive workbook fosters not just success in the Illinois state assessment, but also cultivates a robust academic groundwork. Boost State Test Success: Lumos IAR test prep workbooks break free from traditional print workbooks. It features a wide variety of standards-aligned content in both print and online formats. Lumos Smart Test Prep Methodology: Unlock success on the Illinois state test (IAR) powered by our proprietary Lumos Smart Test Prep Methodology. It provides simulated IAR practice and remediation tools to overcome proficiency gaps. Replicated IAR Practice: Access 2 full-length online practice tests mirroring the IAR blueprint—question types, tech-enhanced items, duration, rigor of the standards, and more. Plus, the look and feel are the same as the actual IAR computerized test, fostering comfort with the IAR format, and boosting test readiness.