Master Electrician Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the Master Electrician Vocabulary Games
4 free word games built on 20 Master Electrician terms across 13 topics. Every game deals terms at random and shows what each term means, so you can keep playing as long as you like.
How to Play
- 1.Read the clue and type the term (3 to 6 letters).
- 2.Green: right spot. Yellow: wrong spot. Gray: not in the term.
- 3.Solve it in 6 tries, then read the explanation.
- 1.Swap two neighboring tiles to line up 3 of the same term.
- 2.Longer lines, two lines at once and chains score more.
- 3.Play until no swap can make a line.
- 1.Flip two cards. A matching pair stays face up.
- 2.Each pair you find shows what the term means.
- 3.Clear the board in as few moves as you can.
- 1.Find each listed term in the letter grid.
- 2.Drag across its letters: across, down or diagonally.
- 3.Find all five as fast as you can.
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Topics in the Master Electrician Vocabulary Game
Electrical theory
Code definitions
Services
Load calculations
Overcurrent protection
Required outlets
Conductors
Wiring methods
Cabinets
Control devices
Rotating machines
Special occupancies
Equipment and devices
Sources for these terms (8)
- SI Units – Electric Current (NIST) · Source checked 2026-11-03
- Ampere: Introduction (NIST) · Source checked 2026-11-03
- 29 CFR 1910.399 — Definitions applicable to this subpart (2025 CFR) · Source checked 2026-11-03
- 29 CFR 1910.305 — Wiring methods, components, and equipment for general use (2025 CFR) · Source checked 2026-11-03
- 29 CFR 1910.306 — Specific purpose equipment and installations (2025 CFR) · Source checked 2026-11-03
- The Basics of Grounding and Bonding (NFPA) · Source checked 2026-11-03
- Preventing Home Fires: Arc Fault Circuit Interrupters (AFCIs), CPSC Publication 5133 · Source checked 2026-11-03
- NFPA 70 (2026 edition) Second Draft public comment report, Code-Making Panel 2 (NFPA) · Source checked 2026-11-04
About the Master Electrician Exam
The ICC National Standard Master Electrician exams are open-book contractor/trades exams used by some licensing jurisdictions to evaluate NEC-centered master-level electrical competency. R16 is based on the 2023 NEC, T16 on the 2020 NEC, and G16 on the 2017 NEC, while state and local authorities decide which exam, references, work hours, business requirements, and license requirements apply.
Exam sponsor: International Code Council (ICC) / Pearson VUE; licensing authority controls license issuance. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
100 questions
Time Limit
5 hours
Passing Score
75% for ICC Master Electrician contractor/trades exams; verify jurisdiction rules
Reported exam pass rate: Not published by ICC. ICC does not publish first-time pass rates for individual national master electrician exams in the opened sources. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Frequently Asked Questions
Is the Master Electrician vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How do the Master Electrician vocabulary games work?
There are 4 games built on 20 Master Electrician terms. In Guess the Term, a clue describes one term and you have six tries to spell it, with green, yellow and gray letters showing how close you are. In Term Match, six terms appear as colored tiles; swap neighbors to line up three or more of the same term, and each match shows what the term means. In Term Pairs, twelve face-down cards hide six pairs of terms; flip two at a time to find each pair, and every pair you find shows what the term means. In Term Search, five terms hide in a grid of letters, reading across, down or diagonally; drag across a term to circle it, and each term you find shows what it means.
Where do the Master Electrician terms come from?
OpenExamPrep researched each term from the International Code Council (ICC) / Pearson VUE; licensing authority controls license issuance content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
Is there one national master electrician license exam?
No. ICC offers national contractor/trades master electrician exams such as R16, T16, and G16, but ICC is not a licensing agency. State, city, county, or local licensing authorities decide which exam and which additional work-hour, application, business, bonding, insurance, and license requirements apply.
How many questions are on the ICC Master Electrician exam?
The June 30, 2026 ICC National Contractor/Trades Examination Information Bulletin lists R16, T16 and G16 Master Electrician as 100 multiple-choice questions with a 5-hour open-book time limit. The current national exam list also keeps F16-N, a 2014 NEC master electrician option.