⚡ Electrical · IBEW Local
Electrical Code Practice & NEC Exam Prep for Apprentices
Practice the NEC the way the journeyman exam asks it — conductor sizing, conduit fill, box fill, and motor calcs — in real panel and branch-circuit puzzles. Free for IBEW apprentices.
What you'll practice
- ✓Conductor sizing and voltage drop
- ✓Conduit fill and box fill (NEC 314.16)
- ✓Motor FLA, conductor, and overcurrent sizing (NEC 430)
- ✓Working clearances and grounding/bonding
Code standards covered
NEC 310.16NEC 240.4(D)NEC 430NEC 314.16NEC Ch. 9IEEE 519
Learn electrical code by using it
CraftIQ turns the code into a game. Every puzzle is a real jobsite scenario, and every answer cites the actual standard — not a paraphrase. Practice on the phone you already carry, in English or Spanish, and see your progress across all 1,069 code-audited puzzles. Free for individual apprentices; JATCs and locals can license CraftIQ for their whole cohort.
Start practicing free