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Idaho Road Signs & Signals Practice Test

Practice 25 questions on Idaho road signs and traffic signals. Learn to identify regulatory, warning, and guide signs before your ITD written test.

Mode:

Study mode: See the correct answer, hints, and detailed explanation after each question.

What this Idaho practice test covers

  • Regulatory signs including stop, yield, speed limit, and no passing
  • Warning signs for curves, intersections, and road conditions ahead
  • Traffic signals, flashing lights, and arrow signals
  • Pavement markings, lane indicators, and shared-use lane symbols

The actual Idaho ITD knowledge test has 40 questions, and you need at least 34 correct (85%) to pass. This practice test is based on the Idaho Driver's Handbook. The test fee is $25. Tests are administered Computer-based at county driver licensing office.

Free Idaho Road Signs & Signals Practice Test (2026) | DMV IQ