Study smarter for the Missouri knowledge test — topic-by-topic, with clear explanations after every answer.
Administered in Missouri by the Missouri Department of Revenue
13 topics · 494 questions total
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Why: Using a hands-free device to talk on the phone is legal for drivers. However, physically holding the phone or texting while the vehicle is in motion is strictly prohibited.
Why: Under normal roadway conditions, the minimum speed limit on interstate highways is 40 mph. This rule helps maintain a consistent and safe flow of traffic.
Why: When approaching a railroad crossing with active signals or an approaching train, you must stop between 15 and 50 feet from the nearest rail. This distance ensures you are safely clear of the tracks and the train's path.
Why: You may pass on the right when the vehicle in front of you is making or about to make a left turn. This is allowed as long as there is sufficient pavement available to do so safely.
Why: The first step in Missouri's Graduated Driver License (GDL) Program is obtaining an instruction permit. This allows young drivers to begin learning the rules of the road under supervision.
The number of questions and the passing score are set by the Missouri Department of Revenue and can change — always confirm the current requirements on the official DOR website before your test.
No. These are independent practice questions matched to the style and topics of the Missouri knowledge test. We are not affiliated with the Missouri Department of Revenue.
Work through each topic until you're consistently scoring well, then take full mock exams under timed conditions. Read the explanation after every question.
Always verify current test rules with the official Missouri Department of Revenue (DOR).
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