The Only Trilingual Trade Exam Platform in America
Free practice with questions verified against official exam pools and handbooks. One-click switch between English, Spanish, and Chinese. Built for immigrant trades workers who demand real, verifiable content — not AI hallucinations.
QUESTION SOURCE QUALITY
Every Question Has a Paper Trail
Unlike other platforms that use AI to generate questions with no verification, we trace every question back to its source. You can verify every answer in the official handbook.
Official Exam Pool
Questions matched across 5+ independent sources to the actual EPA, FMCSA, and ASE exam question pools. These are the real questions — or as close as legally possible.
Handbook-Derived
Questions written directly from specific sections of the official handbooks (NEC, IPC, EPA Manual). Every answer can be confirmed in the cited reference.
Third-Party Reference
Supplementary questions from community sources and public practice materials. Clearly flagged so you know what's verified vs. reference.
EXAM CATEGORIES
Browse by Trade
Start with your trade, then drill into the specific certification or state licensing exam you need.
HVAC
EPA Section 608 certification for HVAC technicians
CDL
Commercial Driver's License for all 50 states
Automotive
ASE certification for automotive technicians
Food Safety
ServSafe Food Manager certification for restaurant and food service workers
Electrician
Journeyman Electrician certification — NEC-based exams for all 50 states
Plumbing
Journeyman Plumber certification — IPC/UPC-based exams for all 50 states
Welding
AWS Certified Welder — D1.1 structural, ASME Section IX, API 1104
CNA
Certified Nursing Assistant — state-specific exams for all 50 states
Beauty
Nail Technician License — NIC exam for state board cosmetology certification
One Platform. Three Languages.
The only US trade exam platform with full trilingual support. Switch languages on any page with one click — no separate site, no lost progress.
🇺🇸 English
Full exam terminology in original English. Essential for the actual test.
🇲🇽 Español
Complete Spanish translations. Para la comunidad hispanohablante.
🇨🇳 中文
Full Chinese support. 专为第一代华人移民技工打造。
Official Sources
Every question is linked to official exam handbooks and code references. No guesswork — just real, verifiable content.
Multi-Language
Study in English, Spanish, or Chinese. Adaptive mode gradually transitions you from your native language to exam English.
AI Tutor
Ask questions, get detailed explanations with source citations. Powered by a domain-specialized AI, not a generic chatbot.