3 Tests × 30 Questions = 90 Fully Explained Problems
Give your fourth grader the confidence to tackle any math problem. This edition includes 3 full-length Grade 4 math practice tests with
90 fully explained problems — built specifically for Oregon students.
Designed to help students prepare for the OSAS exam, typically administered in March–June.
Aligned to OR Standards (Oregon) curriculum standards and Common Core (CCSS).
💡 The Approach That Gets Results
Most math books cover ‘Grade 4 math’ in general. This one covers Oregon’s Grade 4 math specifically.
- 3 complete tests × 30 questions = 90 problems with full answer explanations
- Question formats mirror the real OSAS test: multiple-choice, short-answer, and extended response
- Detailed step-by-step explanations for every question
- Score tracking after each test so students see their growth
- Covers every Grade 4 math strand tested in Oregon
🎯 Designed for Oregon
Buying state-specific means zero wasted pages and zero missing topics.
✨ What Makes It Special
- Bright, colorful pages designed to keep students focused and motivated
- Every problem includes a detailed answer explanation — students learn from their mistakes
- Designed to reduce math anxiety: friendly layout, approachable language, and lots of encouragement
- Realistic test-day conditions — timed format and scoring rubrics included
👨👩👧 Perfect For
- Parents looking for realistic test preparation at home
- Teachers seeking classroom test-prep materials
- Tutors identifying gaps and targeting weak areas
- Homeschool families assessing Grade 4 math proficiency
📚 Part of a Complete Series
Each book in the series covers different ground — pair this with other titles to build a comprehensive toolkit.

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