Construction & Trades

Only about 23 states run a true state-level contractor exam — the rest license locally or just register. These are the trades and the states with a real written exam.

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CSLB Law & Business

California contractor license (Class A, B, and C). Study guides, 1,632 practice questions, and a full mock exam.

CSLB General Building (B) Trade

The trade exam you take alongside Law & Business. Original questions across framing, concrete, electrical, plumbing, finish trades & jobsite safety.

700 practice questions · Study guide $29.99

CSLB Electrical (C-10) Trade

The trade exam you take alongside Law & Business. Original questions across services, branch wiring, motors & equipment, testing, and electrical safety — to the 2023 NEC.

521 practice questions · Study guide $14.99

CSLB Plumbing (C-36) Trade

The trade exam you take alongside Law & Business. Original questions across water supply, drainage-waste-vent, fixtures & water heaters, gas piping, and plumbing safety — to the California Plumbing Code.

360 practice questions · Study guide $14.99

OSHA 30 Construction

420 practice questions · Study guide $14.99

Master Plumber (UPC/IPC)

410 practice questions · Study guide $14.99

Master Electrician (NEC)

300 practice questions · Study guide $14.99

CSLB Landscaping (C-27) Trade

400 practice questions · Study guide $14.99

CSLB Painting (C-33) Trade

400 practice questions · Study guide $14.99

CSLB HVAC (C-20) Trade

400 practice questions · Study guide $14.99

Journeyman Plumber (UPC/IPC)

299 practice questions · Study guide $14.99

Journeyman Electrician (NEC)

311 practice questions · Study guide $14.99

EPA 608 (HVAC Refrigerant)

The EPA Section 608 certification required to buy or handle refrigerants — Core plus Type I/II/III, valid for life. 240 free practice questions in English and Español.

240 practice questions · Study guide $14.99

National Home Inspector Exam (NHIE)

The National Home Inspector Examination (NHIE) is the standardized exam administered by EBPHI that many states use to license home inspectors.

22 practice questions · Study guide $19.99

AWS Certified Welding Inspector (CWI)

The AWS Certified Welding Inspector is the American Welding Society's benchmark credential for professionals who inspect welds against codes and standards, with three parts — Fundamentals, Practical, and Code Book Application.

22 practice questions

OSHA 10-Hour Construction

The OSHA 10-Hour Construction course is entry-level safety awareness training that helps workers recognize, avoid, and prevent common jobsite hazards.

22 practice questions

OSHA HAZWOPER 40-Hour

OSHA's 40-hour HAZWOPER course prepares workers for hazardous waste operations and emergency response under 29 CFR 1910.120.

22 practice questions

CSCS Health, Safety & Environment Test

Practice for the CITB Health, Safety & Environment (HS&E) test that construction operatives take to get a CSCS card.

27 practice questions

White Card (Construction Induction) Practice Test

Practice for CPCCWHS1001 'Prepare to work safely in the construction industry' — the White Card.

21 practice questions

First Aid at Work Practice Questions

Original practice on widely-established first-aid fundamentals: the primary survey, CPR, bleeding, choking, and the recovery position.

19 practice questions

Ireland Safe Pass Practice Questions

Original practice on construction-site health and safety fundamentals reflected in the Ireland Safe Pass program, covering legal duties, PPE, working at height, manual handling, and site hazards.

18 practice questions

Fire Safety Awareness Practice Questions

Original practice on workplace fire-safety fundamentals: how fire starts and spreads, prevention, extinguisher basics, detection and alarms, and evacuation.

19 practice questions

FE Other Disciplines (NCEES Fundamentals of Engineering)

The FE Other Disciplines exam is NCEES's general Fundamentals of Engineering test, the first step toward PE licensure for engineers whose field is not covered by a discipline-specific FE.

423 practice questions · Study guide $19.99

PE Civil (NCEES Principles and Practice of Engineering)

The PE Civil exam is NCEES's Principles and Practice of Engineering test for civil engineers seeking professional licensure, delivered as an 80-question, 9-hour open-reference computer-based exam across five discipline areas.

409 practice questions · Study guide $19.99

CSLB Class A — General Engineering (Trade Exam)

The Class A General Engineering trade exam is one of the two CSLB exams for California's A license, taken alongside Law and Business.