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US Citizenship is completely free — no credit card needed
US Citizenship course — fully free
Flashcards, quizzes & progress tracking
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Commercial Driver (CDL)

Already completed your training? Use Course Viking to pass the written tests.

CDL General Knowledge
CDL General Knowledge
$14.99one-time

Failing the CDL test costs $80+ to retake.

  • Unlimited practice tests
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Get Access — $14.99
CDL Endorsements
CDL Endorsements
each — HazMat · Passenger · Tanker
$9.99one-time
  • Unlimited practice tests
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Get Access — $9.99
Most Popular
CDL Complete Bundle
CDL Complete Bundle
General Knowledge + all 3 endorsements
$29.99one-time

Save $10 vs. buying separately.

  • CDL General Knowledge
  • HazMat (H) Endorsement
  • Passenger (P) Endorsement
  • Tanker (T) Endorsement
  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
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  • One-time purchase — no subscription
Get Access — $29.99
Career Path

Drone Pilot (FAA Part 107)

Pass the FAA Remote Pilot written exam. Exam fee is $175 — don't pay to retake it.

FAA Part 107
FAA Part 107
Remote Pilot knowledge test prep
$19.99one-time

Failing the FAA test costs $175 to retake.

  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
  • Practice exam builder
  • One-time purchase — no subscription
Get Access — $19.99
Career Path

Real Estate

Practice tests designed to help you pass your state licensing exam on the first try.

Real Estate License Exam Prep
Real Estate License Exam Prep
State licensing exam prep
$19.99one-time

Exam retakes cost $50–$200 depending on state.

  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
  • Practice exam builder
  • One-time purchase — no subscription
Get Access — $19.99
Career Path

Actuarial Science (SOA Exam P)

Pass the first actuarial credential exam. Exam fee is ~$250 at Prometric — don't pay to retake it.

SOA Exam P: Probability
SOA Exam P: Probability
3-hour exam, 30 questions at Prometric
$19.99one-time

Failing Exam P costs ~$250 to retake.

  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
  • Practice exam builder
  • One-time purchase — no subscription
Get Access — $19.99
Career Path

Private Pilot (FAA)

Pass the FAA Private Pilot Knowledge Test. Exam fee is ~$175 at PSI/CATS testing centers.

FAA Private Pilot Knowledge Test
FAA Private Pilot Knowledge Test
60 questions, 2.5 hours, 70% to pass
$19.99one-time

Failing the PAR test costs ~$175 to retake.

  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
  • Practice exam builder
  • One-time purchase — no subscription
Get Access — $19.99
Career Path

Critical Care Nursing (CCRN)

Pass the AACN Adult CCRN exam — the gold standard ICU credential.

CCRN Critical Care Nursing
CCRN Critical Care Nursing
150 questions (125 scored), 3 hours
$19.99one-time

Failing the CCRN costs $255–$370 to retake.

  • Unlimited practice tests
  • Full flashcard sets with spaced repetition
  • Detailed explanations that teach the why
  • Progress tracking & weak-concept detection
  • Battle Mode, Tower Defense & gamified XP
  • Practice exam builder
  • One-time purchase — no subscription
Get Access — $19.99

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