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Based on official Missouri exam questions

Free MO DOR Diagnostic Test 2025

  • Perfect for learner’s permit, driver’s license, and senior refresher test.

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 November 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.

2-3 minutes to complete
MO DOR driver's license
Real exam-style pitfalls you’ll practice:
Common Traps
Distractors
Trick Wording
Double Negatives

Authored and curated by Steven Litvintchouk, M.S.

Chief Educational Researcher (ACES member)
Methodology & Editorial Policy
Last verified for accuracy: November 2025 (reviewed weekly)

What to expect on the actual MO permit test

25

questions

20

correct answers to pass

80%

passing score

15 y/o

minimum age to apply

We know what it takes to pass. And we’ve got the proof.

Driver’s Ed is - nobody wants to set foot inside the DOR. That’s why millions of learners trust us for simple, visual, effective prep.

An Official & Trusted Partner in Driver Education

We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.

A Smarter Way to Study

Challenge Bank™

Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.

AI-Powered Feedback

Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.

Interactive Handbook

Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.

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