In Washington, children under what age must ride in the back seat when it is practical?
- A13
- B8
- C10
Show answer
A. 13
Washington law requires children under 13 to be transported in the back seat where practical, because of airbag risks.
Free practice for the Washington knowledge test (the written permit test), written from the Washington driver handbook, with every answer explained.
Based on the Washington driver handbook. Requirements can change, so confirm with your Washington licensing agency before your test.
Five steps from first try to test day. Your progress is saved on this device.
Each test has 20 questions. Get 16 or more right to match the 80% passing score.
The app has the rest of the Washington question bank, more tests and a timed exam simulator.
Washington guide
Every fact links to the official page it came from. Last checked Nov 15, 2026.
These links open official government websites. USA DMV is an independent study site and is not affiliated with any of them.
Sample questions
Think of your answer first, then open the explanation.
A. 13
Washington law requires children under 13 to be transported in the back seat where practical, because of airbag risks.
C. Move over one full lane
Washington's guide says to move over one full lane to pass a bicyclist when there are two lanes in the same direction.
A. No, passing is prohibited near railroad crossings
Passing on the left is prohibited when approaching a railroad crossing on a two-way road.
What’s covered
Counts are from the full Washington question bank in the app.
Road signs
Road signs follow the same national standard in every state. Learn them once by shape and color.
Questions
40 questions. You need 32 correct answers (80%) to pass. Confirm the current format with your Washington licensing agency before your test, because it can change.
No. They are practice questions written from the Washington driver handbook and cover the same topics, but they are not the official questions. USA DMV is not affiliated with any Washington agency.
Take the readiness check first to see your level. Read the handbook sections for the topics you missed, then take both free practice tests and read every explanation you got wrong. When you pass them comfortably, rehearse with a full-length timed exam in the app.
Not a government website. USA DMV (usadmv.app) is an independent study resource. It is not affiliated with, endorsed by or operated by any state DMV, the Texas Department of Public Safety or any other government agency. Practice questions are written to reflect official driver handbooks but are not the official test questions. Always confirm current requirements with your state’s licensing agency.