Illinois Assessment of Readiness (IAR) Test Practice: 3rd Grade Math Practice Workbook and Full-length Online Assessments: Illinois Test Study Guide
Lumos' Illinois IAR blended program (Workbook + Online Access) helps your child improve scores by 10% or more in the 2025-26 IAR assessment through realistic test simulations, targeted skills practice, and AI-powered intervention.
This blended program includes:
✓ Practice questions covering 25 Grade 3 Math skills in pen and paper format
✓ Answer keys with detailed explanations in the workbook
✓ 2 full-length online practice tests that simulate Illinois's IAR
✓ Personalized online study plan for targeted practice
✓ AI Tutor for clear step-by-step explanations, hints, and instant feedback
✓ Online program access code
Trusted by over 1.6 Million students and 200,000 teachers.
Reduce your child's IAR test anxiety using Lumos' Smart Test Prep Methodology
Lumos' Smart Test Prep Methodology blends realistic Illinois test simulations, personalized guidance, and targeted practice to help students get ready for the state test.
Students begin with a simulated IAR test, follow an AI-personalized study plan, practice essential skills, and repeat the cycle-steadily building the skills and confidence they need for the Spring IAR.
Why is Lumos' IAR Practice Workbook the Smart Choice for 2025-26?
✓ Realistic Practice Tests: Two full-length tests that simulate IAR format, question types, rigor, standards, and pacing
✓ Personalized Study Plan: Online Diagnostic Tests generate a personalized study plan for targeted skills practice using the workbook
✓ Lumos AI Tutor: A built-in, on-demand AI coach that delivers real-time assistance just like a personal tutor
✓ Online Program Access: Features guided practice questions, solved examples, a performance insights dashboard, videos, mind maps, flashcubes, and other engaging test prep resources
Why Parents Trust Lumos tedBook for Illinois IAR Success?
Lumos has a history of delivering measurable results. Its realistic test preparation builds confidence, and the performance reports offer clear insights into strengths and areas for improvement. With Lumos tedBook, families feel assured that their child is fully prepared to succeed on the Illinois state assessment.
"This book is awesome-I've bought it two years in a row. We used it to study for the IAR Math in 3rd grade and the IAR Math in 4th grade, and my child aced both tests with a score of 4. The online resources that come with the book are amazing. Kids can practice online tests and individual lessons as many times as they want." - Jessenia
How Do Teachers Use Lumos tedBook in Their Classroom?
Teachers use Lumos tedBook to deliver personalized, standards-aligned practice that reinforces classroom learning. In addition to giving students the opportunity to experience a realistic IAR simulation, Lumos Teacher Accounts provide access to insightful reports and guided classroom instructions to bridge learning gaps, track progress, and build student confidence for the IAR assessment. It's ideal for classroom reinforcement, tutoring, or homeschooling.
"Amazing resource for practicing 3rd-grade math state benchmark test " - Ashia Smith
Prepare with confidence-order now and get ready for IAR success
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