Study Hall rooms
Pick a room by your state or by the skill that is costing you points. Every room has a direct answer, a drill you can do today, and worked staff answers.
State rooms
Skill rooms
Codebook Speed Room
Train the lookup rhythm that decides open-book exams.
Calculations Room
A repeatable five-step setup so you never freeze on the math.
Grounding and Bonding Room
Get Article 250 straight so it stops being a trap.
Motors Room
Stop mixing FLC with FLA and motor problems get predictable.
Conduit Fill Room
A five-step count, not a guess.
Box Fill Room
Count it the way 314.16 wants and the answer holds.
All answered questions
I failed the TDLR Calculations part. What should I study first?
How do I practice NEC table lookups without memorizing the book?
Can I bring my own NEC book to the TDLR exam?
Grounding electrode conductor vs equipment grounding conductor: which table sizes which?
What is the clean way to practice motor FLC table lookups?
How do I stop freezing when a calculation has three steps?
What should I do the last 7 days before a retake?
California provides the references. How should I practice?
When do I use 40% on conduit fill, and when not?
How do I count devices and grounds for box fill?
Is the TDLR Journeyman exam open book?
How many questions are on the TDLR Calculations part?
Is there a free electrician exam study group?
Why do I keep failing the electrician exam calculations?
How do I study with other electrician exam candidates?
What is the fastest way to find an answer in the NEC?
How do I read the 310.16 ampacity table?
How many 12 AWG THHN conductors fit in 1/2 inch EMT?
What is the 90-second rule on the electrician exam?
Why is the Texas TDLR calculations part scored separately now?
What size grounding electrode conductor do I need?
What is the most missed part of the journeyman electrician exam?