Electrical Code Practice — NEC 2023
Build code-book confidence. Circuits, calculations, grounding, and the NEC.
Start free practice →PRACTICE WITH PURPOSE
Free practice questions
Ten questions. Clear explanations. No sign-up required.
Plumbing Code Fundamentals — IPC 2021 track
IPC 2021 practice in DWV, venting, supply, and backflow. A separate UPC 2021 bank is available as Plumbing Code Practice — UPC 2021 track.
Start free practice →HVAC Fundamentals Practice
Refrigeration, airflow, electrical, controls, and heating. Calculations included.
Start free practice →EPA Section 608 Practice — Universal (Core, Types I–III)
Core plus Types I, II, and III. Part 84 lessons are supplemental compliance study, not claimed exam coverage.
Start free practice →OSHA 30-Hour Construction Study Companion
Construction Focus Four, PPE, HazCom, scaffolds, and excavations. Study aid only; not an OSHA card.
Start free practice →CompTIA A+ Practice — 220-1201 Core 1 and 220-1202 Core 2
Hardware, networking, operating systems, security, and troubleshooting scenarios.
Start free practice →Advanced NEC Calculations Practice — NEC 2023
Calculation-heavy general NEC 2023 practice in loads, transformers, motors, grounding and conductors. Not a master electrician exam; no jurisdiction alignment.
Start free practice →Advanced IPC Design Practice — IPC 2021
Advanced drainage, venting, water supply and fixture design practice. General IPC study, not a national master-plumber exam.
Start free practice →Fuel Gas Code Practice — IFGC 2021
Fuel gas piping, venting, combustion air and installation code practice. Licensing requirements depend on jurisdiction.
Start free practice →Plumbing Code Practice — UPC 2021 track
Plumbing fixtures, water supply, drainage, vents, and trade math using UPC 2021.
Start free practice →Mechanical Code Practice — IMC 2021
Ventilation, exhaust, ducts, appliances, and refrigeration using IMC 2021, with nine IFGC 2021 combustion-air items.
Start free practice →OSHA 10-Hour Construction Study Companion
Construction hazard-recognition practice and flashcards, included with all-access. Not authorized OSHA Outreach training; no card issued.
Start free practice →NFPA 70E Electrical Safety Practice — 2024 edition
Consensus standard practice; not NFPA training or a qualified-person determination. No credential is conferred.
Start free practice →Backflow and Cross-Connection Control Practice — IPC 2021 §608
IPC 2021 Section 608 protection methods, installation and hazard recognition. General code practice, not backflow-tester certification.
Start free practice →OSHA 30-Hour General Industry Study Companion — 29 CFR 1910
General-industry hazard recognition and 29 CFR 1910 study, included with all-access. Not authorized OSHA Outreach training; no OSHA card issued.
Start free practice →CompTIA Network+ Practice — N10-009
Independent networking practice — N10-009 subject scope, not CompTIA material, endorsed training or verified exam alignment.
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