Minnesota Journeyman Plumber Vocabulary Game
Exam terms with clues and explanations by OpenExamPrep.
About the Minnesota Journeyman Plumber Vocabulary Game
A free word game for the Minnesota Journeyman Plumber exam. Each round shows a clue for one of 20 exam terms across 6 topics. Recall the term, spell it out, then read a short explanation. Rounds pick a random term, so you can keep playing as long as you like.
How to Play
- 1Read the clue and type a term with the right number of letters (3 to 6). Abbreviations count: type the letters only.
- 2Press Check Answer or Enter. Each letter changes color to show how close you are.
- 3You have 6 tries. Stuck? Need a hint? asks the AI tutor for a nudge without giving the term away, and Skip moves to a new term.
- 4After the round, read the explanation, ask the AI to explain it, share your result, or press Next.
- ARight letter, right spot
- AIn the term, wrong spot
- ANot in the term
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Topics in the Minnesota Journeyman Plumber Vocabulary Game
Sanitary piping
Water Supply Systems
Air circulation
Fixtures & Appliances
Code administration
Materials & Special Systems
Sources for these terms (9)
- 2024 International Plumbing Code — Chapter 2 Definitions · Source checked 2026-11-04
- 2024 Uniform Plumbing Code (IAPMO/ANSI UPC 1-2024), read-only edition · Source checked 2026-11-04
- Cross-Connection Control Manual (EPA 816-R-03-002), Appendix F Glossary · Source checked 2026-11-04
- 2024 International Plumbing Code — Section 608.1 General and Table 608.1 · Source checked 2026-11-04
- 2024 International Plumbing Code — Section 912.1 Horizontal wet vent permitted · Source checked 2026-11-04
- 2024 International Plumbing Code — Section 504.7 Required pan · Source checked 2026-11-04
- Minnesota Rules Chapter 4714, Plumbing Code · Source checked 2026-11-04
- 2020 Minnesota Plumbing Code — Minnesota Department of Labor and Industry · Source checked 2026-11-04
- Plumbing license examination guide (April 2022) — Minnesota Department of Labor and Industry · Source checked 2026-11-04
About the MN Plumber Exam
The Minnesota DLI journeyworker plumber licensing examination is based on the 2020 Minnesota Plumbing Code, which incorporates the 2018 Uniform Plumbing Code with Minnesota amendments. DLI publishes a 240-point examination, a 5.5-hour limit, and a 70% passing standard. A fixed question count is not published. DLI supplies authorized code and laws/rules references and a calculator.
Exam sponsor: Minnesota Department of Labor and Industry. The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
Question count not published by the exam provider
Time Limit
5.5 hours
Passing Score
70%
Reported exam pass rate: Not published. Minnesota DLI does not publish a first-time pass-rate percentage in the cited examination resources. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
- DLI — 2020 Minnesota Plumbing Code · Source checked 2026-10-10
- DLI — Plumbing license basics · Source checked 2026-10-10
- DLI — Plumbing license examination guide · Source checked 2026-10-10Current linked guide dated April 2022; journeyworker exam is 240 points, not 240 items.
- DLI — License exam schedule · Source checked 2026-10-10
Frequently Asked Questions
Is the MN Plumber vocabulary game free?
Yes. The game is free to play with no sign-up. Signing in adds AI explanations for any term.
How does the MN Plumber vocabulary game work?
Each round shows a clue for one of 20 MN Plumber terms. Guess the term in six tries: green means the right letter in the right spot, yellow means the letter is in the term but in another spot, and gray means it is not in the term. After the round, read the explanation and play the next term.
Where do the MN Plumber terms come from?
OpenExamPrep researched each term from the Minnesota Department of Labor and Industry content outline and primary sources, listed under Sources on this page. The game is independent study material, not an official exam resource.
How hard is the Minnesota journeyworker plumber exam?
DLI does not publish a first-time pass rate. The official examination guide describes a 240-point exam with a 5.5-hour limit and a 70% passing standard; preparation should combine practical experience with the adopted Minnesota code.
What plumbing code does Minnesota use?
The 2020 Minnesota Plumbing Code, Chapter 4714, incorporates the 2018 UPC with Minnesota amendments and took effect December 17, 2021. Use the Minnesota edition rather than an unamended national code.