Ohio students in grades 3-8 take the state tests, and so do high school students sitting end-of-course tests in English language arts II, algebra I, geometry (or integrated mathematics I and II), biology, American history and American government. This page gives students and families free practice sets by subject, the official test windows from fall 2026 to summer 2027, the dates when results come out, and what the Algebra I competency score of 684 means for graduation.

OAA Exam at a Glance

What the OAA is and how it works

According to Ohio Department of Education and Workforce (Office of Assessment). Cambium Assessment delivers the tests., “For the Algebra I test, the competency score is 684.”^[1]

Many families still search for the Ohio Achievement Assessment (OAA). The Ohio Department of Education and Workforce (Office of Assessment) now runs the statewide tests under the name Ohio's State Tests, and Cambium Assessment delivers them. They cover grades 3-8 and the high school end-of-course tests in English language arts II, algebra I, geometry (or integrated mathematics I and II), biology, American history and American government.

Delivery. The tests are taken online. The state's test administration manual says paper tests are available only in specific situations, so schools must approve a paper exception. Your school decides the exact days inside each state window.

Scoring and graduation. For high school students, the Algebra I and English language arts II tests can count toward the competency requirement for graduation. For Algebra I, the competency score is 684. The English language arts II score is listed in the state's Competency Score FAQ, so check that document for the current figure. A student who does not reach the competency score must retake the test at least once before using other competency options.

What varies. Performance levels, accommodations and local test schedules depend on the student and the district. Ask your school's test coordinator, and use the Ohio Department of Education and Workforce testing pages as the final source on rules and dates.

Worked examples: how to reason through OAA questions

These are practice questions written for this site, not questions from the real exam. Each explanation shows why the right answer is right and why the others are wrong.

Example 1

Question: What is the sum of the angles in a triangle?

1. 180
2. 360
3. 90
4. 270

Answer: A. 180

Explanation:

A is correct: 180. In any triangle on a flat plane, the interior angles add up to 180 degrees. That holds for acute, right and obtuse triangles of any size.

• B (360) is the angle sum of a quadrilateral, such as a rectangle. It is also the number of degrees in a full turn around a point. Students often mix this up with the triangle rule.
• C (90) is the size of one right angle, not the total of all the angles.
• D (270) does not match any polygon's angle sum. It is three-quarters of a full turn.

Rule to remember: if you know two angles of a triangle, subtract their sum from 180 to find the third. Many geometry questions depend on this one step.

Example 2

Question: What is the PRIMARY benefit of using data-driven decision making in Ohio Achievement Assessment management?

1. It eliminates the need for professional judgment
2. It provides objective evidence to support decisions, reduce bias, and track outcomes
3. It guarantees positive results for every decision
4. It simplifies the decision-making process to one approach

Answer: B. It provides objective evidence to support decisions, reduce bias, and track outcomes

Explanation:

B is correct. Data-driven decision making means using evidence such as test results to guide choices. That evidence supports a decision, reduces personal bias, and lets you check later whether the decision worked.

• A is wrong because data supports professional judgment. It does not replace it. Someone still has to read the data and decide what it means.
• C is wrong because no method can promise good results every time. Data only makes a better decision more likely.
• D is wrong because using data does not reduce decisions to a single approach. Different questions need different evidence.

Rule to remember: watch for answer choices with absolute words like "eliminates," "guarantees" or "always." Those options are usually wrong. The correct answer usually describes a balanced benefit.

Example 3

Question: What distinguishes a Ohio Achievement Assessment certified professional from a non-certified practitioner?

1. Certified professionals always have more years of experience
2. Certification validates competency through standardized assessment against established benchmarks
3. There is no meaningful difference in competency
4. Certified professionals exclusively work in larger organizations

Answer: B. Certification validates competency through standardized assessment against established benchmarks

Explanation:

B is correct. A certification checks competency against fixed benchmarks with a standardized assessment, so it gives outside, verifiable evidence of a person's skills. Note that this question is about professional certification in general. The OAA itself is a student achievement test and does not certify anyone.

• A is wrong because certification measures demonstrated competency. Years of experience are a separate thing, and some certified people have less experience than non-certified colleagues.
• C is wrong because a validated benchmark is a real, checkable difference, even when a non-certified person is also skilled.
• D is wrong because certification has nothing to do with the size of an employer.

Rule to remember: a standardized assessment compares everyone to the same benchmark. That shared standard is what makes the result meaningful.

How to use these practice tests

Start with the subject your student will test in next. Look up the school's dates inside the state window. Then open the matching set: Reading and Writing & Language Arts for English language arts, Mathematics for math, and Science or Social Studies as needed.

• Take a short set cold. Mark every miss and every lucky guess. Those show what to study.
• Read each explanation. Write down the rule behind the answer, not just the letter.
• Practise the online format. The real test is online, so use the official practice tests on Ohio's Cambium portal to learn the tools and question types.
• Repeat missed topics on a later day. Retry only the questions you got wrong until you can explain each one.
• Practise test habits. The Test-Taking Strategies set covers pacing and how to rule out wrong answers.

The classroom management, curriculum and learning theory sets are meant for teachers and tutors, not test takers. In the days before the test, review your notes and the official practice test rather than starting new material.

Sources & last verified

1. Ohio Department of Education and Workforce (Office of Assessment). Cambium Assessment delivers the tests. — passing score, retake policy (official source). “For the Algebra I test, the competency score is 684.” Verified Oct 22, 2026 · source checked Oct 16, 2026.
2. oh-ost.portal.cambiumast.com — delivery (official source). “The Spring 2026 test administration is an online test administration. Paper tests are only available for specific situations.” Verified Oct 22, 2026.
3. Ohio Department of Education and Workforce (Office of Assessment). Cambium Assessment delivers the tests. — eligibility (official source). “End-of-course tests in English language arts II, algebra I, geometry (or integrated mathematics I and II), biology, American history, and American government.” Verified Oct 22, 2026.
4. Ohio Department of Education and Workforce (Office of Assessment). Cambium Assessment delivers the tests. — score release, testing window (official source). “Online Math/Science/Social Studies May 18, 2027 Online ELA May 26, 2027 Paper Grade 3 ELA June 15, 2027 Remaining paper June 28, 2027 Family notification…” Verified Oct 27, 2026 · source checked Oct 27, 2026.

How we verify: editorial & fact-checking policy. Report an error: contact us.