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Based on official Colorado exam questions

CO CDL School Bus Test 2025

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements.

Getting ready for the School Bus portion of the CO DMV CDL skills test can seem overwhelming. You know you have to ace it in order to drive a school bus in Colorado, so your entire livelihood depends on it. You have studied the Colorado CDL manual from cover to cover again, but you need to put those skills to the test to see if you have got what it takes to pass. You can accomplish that with the CO CDL School Bus Practice Test. With questions pulled directly from the most recent Colorado CDL manual, this practice test has the same type of questions that you’ll find on the official exam at the DMV.

Gauge Your Knowledge

Start by using the CDL School Bus Practice Test to determine your knowledge. The 20-question multiple-choice quiz gives you the choice of skipping questions that you don’t know. Pass all of the questions that you don’t know, making a note of the ones that you pass. This will allow you to assess your starting point. Then, you’ll know how much reviewing you need to do before you go to the DMV to take your test.

After you have your starting point, study once again. Study up, and once you think you have learned some more information, take the practice test for the second time. Skip the questions that you are unsure of again and then get your score. Continue to do this until you are comfortable with all the questions on the test.

How the Test is Scored

Along with providing questions, this Colorado CDL School Bus Practice Test is scored the same way as the official test is. You can find out if you would pass the official test when you take the practice test.

It’s time to see how prepared you are for the official test. Find out if you’re ready to go to the DMV and get your endorsement. It all starts with the practice test.

5 min to complete
Available in EN and ES
CO commercial driver's license
Real exam-style pitfalls you’ll practice:
Common Traps
Distractors
Trick Wording
Double Negatives
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Colorado

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

Verified for accuracy: October 2025

Reviewed by Steven Litvintchouk, M.S.
Chief Educational Researcher (ACES member)
Methodology & Editorial Policy

What to expect on the actual CO exam

20

questions

16

correct answers to pass

80%

passing score

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