Code Breakers, Mystery Numbers, Riddles & More — All Standards-Aligned
Your child deserves a math resource that actually makes sense. This Puzzles & Brain Teasers gives your child everything they need to succeed in Grade 4 math —
aligned to Ohio state standards.
Designed to help students prepare for the OST exam, typically administered in March–May.
Aligned to OLS (Ohio) curriculum standards and Common Core (CCSS).
💡 What Makes This Different
We didn’t take a generic math book and slap Ohio on the cover. Every page was built from Ohio’s Grade 4 standards.
🎯 Designed for Ohio
Not all states teach the same math. Ohio has its own Grade 4 standards, and this book follows them exactly. Every lesson, example, and problem maps to the Ohio’s Learning Standards: Mathematics standards, ensuring your child is prepared for the OST.
✨ What Makes It Special
- Full color with engaging illustrations that hold students’ attention
- Full answer key with reasoning — knowing the answer isn’t enough, students need the process
- Designed to reduce math anxiety: friendly layout, approachable language, and lots of encouragement
- 🏫 Aligned to Ohio state standards and Common Core (CCSS)
- 📄 Instant digital download — printable PDF format
👨👩👧 Perfect For
- Parents looking for extra practice at home
- Teachers seeking supplemental classroom materials
- Tutors working with Grade 4 students
- Homeschool families following Ohio standards
📚 Part of a Complete Series
Families who combine 2–3 books from the series see the strongest results. Browse the full collection.
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