Free MO DOR Diagnostic Test 2025

Perfect for learner’s permit, driver’s license, and Senior Refresher Test
Based on official Missouri Driver's manual
Triple-checked for accuracy
Updated for April 2025

Missouri residents know their barbeque, beer, and gooey butter cake. However, how much you know about the rules of the road will affect your ability to see what lies beyond The Gateway Arch. Don’t be put out! If the only thing you’re missing is a Missouri driver’s license, a little study time and a dose of determination will set you on a course to new discoveries. The first thing you will need to do is develop a plan to achieve your goals.

While you may be familiar with the fundamentals of safe driving, you will need to demonstrate a more advanced level of the subject matter. Missouri requires that you answer 80% of the 25 driver’s license knowledge test questions correctly to get an instruction permit. If you’re going to negotiate the curves on the highway, you’d better prepare yourself for the ones the written knowledge test will throw at you. With multiple-choice questions, the official knowledge test challenges you to carefully analyze the possible answers and carefully choose the correct one. You’ll need a clear understanding of the questions to be successful.

Our free Missouri DOR Diagnostic Driving practice test is based on the most recent Missouri Driver Guide (Missouri DOR Handbook (MO Driver's Manual) 2025) and is up to date as of April 2025. This practice test is expertly designed to prepare users for the difficult questions on the official written knowledge test. Better than a study guide, the practice test provides you with information you can count on to pass your knowledge test on the first try. There are 15 questions on the official knowledge test that most Missourians miss. The practice test includes questions just like the ones commonly missed to guide you around their complexities. If you submit an incorrect answer, you will immediately receive detailed feedback containing the information that would make the answer correct. This approach equips you with a thorough understanding of the information needed to answer correctly, instead of having you merely memorize the correct answer.

You may not be in the other Kansas City, but you will find practice tests covering the entire nation at https://driving-tests.org/academy/drivers-license.

5 min to complete

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What to expect on the actual MO DOR exam

questions

correct answers to pass

80%

passing score

15 y/o

minimum age to apply

Helpful links

MO DMV website

Official Missouri driver's manual (2025)

More MO DOR Written Exam Resources

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Our commitment to accuracy and quality in our practice tests

Explore our rigorous, multi-tiered verification process that ensures each question mirrors the official manual for unparalleled accuracy.

Written by Andrei Zakhareuski Updated over a week ago

At Driving-Tests.org, we understand the importance of reliable and accurate practice tests to help you prepare for your DMV exam. That's why we've developed a meticulous process to create and continually update our practice questions, ensuring they reflect the most current driving laws and regulations.

Here's an inside look at how we maintain the highest quality in our practice tests.

Content Creation and Verification Process

Alignment with Official Manuals:
Every question we develop is based on the most recent version of each state's official driving manual. Our team regularly monitors each state DMV's website for the latest updates to ensure our practice tests are always aligned with the most current information.
Community Feedback Integration:
We leverage feedback from our vast community of users to understand which topics are most frequently tested. This helps us focus on the areas that are most relevant and beneficial for your preparation.
Expert Content Creation:
Our in-house editor, Steven, who has extensive experience in driver education, crafts each question with precision. He conducts a thorough review of each question against the official manuals to ensure accuracy.
Rigorous Review Process:
Once Steven has finalized a set of questions, our team conducts a joint review session. This second level of scrutiny involves content accuracy, proofreading, and fact-checking to eliminate any errors.
User Feedback Mechanism:
After a question goes live on our site, we keep the lines of communication open. Each question features a feedback button, inviting users to report any issues or errors. This continuous feedback loop allows us to address and rectify any concerns promptly.
Responsive Updates:
In line with our commitment to accuracy, we quickly update our practice questions to reflect any changes in the DMV manuals. Additionally, we update the free electronic copy of the state's driver's license manuals on our site, typically within a few days after the DMV publishes them.

Our thorough quality control process ensures that you have access to practice tests that are as accurate and up-to-date as possible. We believe in the power of well-prepared drivers and are dedicated to providing you with the best study tools to help you succeed on your DMV exam.

FREE MO DOR Diagnostic Test

You may not be in the other Kansas City, but you will find practice tests covering the entire nation at https://driving-tests.org/academy/drivers-license.

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