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Understand who should drive first.
Category B · Theory and practice questions
Prepare for the theory test, step by step.
Read the driving theory and try free questions with an explanation for every answer. Start wherever suits you.
5 questions without an account30 questions with a free account3 free chapters
Free knowledge test
Test your knowledge before the theory test
Create a free account and take a timed test with 30 questions from five topic areas. You will get a clear result and three chapters to begin with.
See how it works
Try a driving-licence question
Get an explanation immediately after each answer in the free test.
Learn the basics
Choose a theory topic
Short chapters to read at your own pace.
- Traffic rulesRules, giving way and road positioning.
- Road safetyRisks, speed and safe choices on the road.
- Vehicle knowledge and manoeuvringTyres, brakes and how the car works.
- The driverFatigue, vision and other factors affecting the driver.
- EnvironmentEconomical driving and the car’s impact on the environment.
Road signs
Learn common Swedish road signs
Warning: pedestrian crossing
Give way
Stop
Speed limit
Explore the theory
Situations you meet on the road
Rain and aquaplaning →
Learn about grip on wet roads.
Tyres and road conditions →
Learn why tyres matter.
Frequently asked questions
How many questions are in the category B theory test?
The Swedish Transport Administration test has 70 questions. Five are trial questions that do not count towards the result, so the maximum score is 65.
How long is a passed theory test valid?
A category B theory test passed on or after 19 August 2026 is valid for one year. A test passed before that date is valid for four months. You must pass the driving test within that period.
What can I use for free in KörkortKlar?
You can try five questions without an account. A free account lets you take a timed 30-question knowledge test and read three selected theory chapters. The FAQ and other public information pages are open without an account.
See all questions and answers →
Send a question through our public contact form →
Check current test rules at the Swedish Transport Administration ↗